{"title":"Blocks","description":"\u003cp\u003eAllen's 20mm and 30mm block ranges are among the most widely recognised and trusted small-line pulley systems available, alongside dynamic, plain-bearing and ratchet blocks for every load.\u003c\/p\u003e","products":[{"product_id":"29-harken","title":"29-Harken","description":"","brand":"My Store 2","offers":[{"title":"Default Title","offer_id":51256117592231,"sku":null,"price":29.0,"currency_code":"USD","in_stock":true}]},{"product_id":"a2020-single","title":"20mm single dynamic block","description":"\u003cp\u003eA lightweight, strong, and low-friction pulley designed for dinghies, windsurfing, kitesurfing, and other applications using smaller diameter lines. Part of our Dynamic range, it's ideal for systems requiring constant sheave movement.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eKey Features\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePatented Dynamic Bearings\u003c\/strong\u003e: Twin rows of stainless-steel ball bearings running on a stainless-steel rail for smooth operation, high load capacity, and long service life.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUltra-Strap Technology\u003c\/strong\u003e: Patented, coin-formed strap design for increased strength, durability, and rope-friendly performance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIntegrated Becket\u003c\/strong\u003e: Large central rivet provides a lightweight, rope-friendly attachment point, ideal for cascade systems.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Allen","offers":[{"title":"Default Title","offer_id":51302923272359,"sku":"A2020","price":11.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0768\/2670\/6087\/files\/A2020201-1.jpg?v=1788610272"},{"product_id":"single-with-fork-head","title":"20mm single dynamic block, fork","description":"\u003cp\u003eThe \u003cstrong\u003e20mm Single Dynamic Block With Fork Head\u003c\/strong\u003e is a compact, low-friction pulley designed for smooth, fast-rolling performance. Lightweight yet strong, it is ideal for applications using smaller diameter lines. Part of our \u003cstrong\u003eDynamic range\u003c\/strong\u003e, it is best suited to systems that require constant sheave movement.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eKey Features\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eSingle-sheave design for smooth and efficient line handling\u003c\/li\u003e\n\u003cli\u003eLow-friction, fast-rolling performance\u003c\/li\u003e\n\u003cli\u003eLightweight and durable construction\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFork Head\u003c\/strong\u003e with removable clevis pin for quick and secure attachment\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePatented Dynamic Bearing System\u003c\/strong\u003e featuring twin rows of stainless-steel ball bearings running on a stainless-steel rail for superior load capacity and longevity\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIntegrated Becket\u003c\/strong\u003e with a large central rivet, providing a lightweight and rope-friendly attachment point for cascade systems\u003c\/li\u003e\n\u003cli\u003eIdeal for applications requiring smooth, efficient line handling and easy installation\u003c\/li\u003e\n\u003cli\u003eSuitable for use with smaller diameter rope lines in a wide range of marine and control line systems\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Allen","offers":[{"title":"Default Title","offer_id":51302923305127,"sku":"A2020F","price":18.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0768\/2670\/6087\/files\/A2020F.jpg?v=1788610274"},{"product_id":"a2020lz-single-stand-up-fixed","title":"20mm single dynamic block, stand up","description":"\u003cp\u003eThe \u003cstrong\u003e20mm Single Stand Up Dynamic Block\u003c\/strong\u003e is a compact, low-friction pulley designed for smooth, fast-rolling performance. Lightweight yet strong, it is ideal for applications using smaller diameter lines. Part of our \u003cstrong\u003eDynamic range\u003c\/strong\u003e, it is best suited to systems that require constant sheave movement.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eKey Features\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eSingle-sheave design for smooth and efficient line handling\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStand Up Design\u003c\/strong\u003e featuring a spring and lacing eye, allowing the block to remain upright when installed\u003c\/li\u003e\n\u003cli\u003eLow-friction, fast-rolling performance\u003c\/li\u003e\n\u003cli\u003eLightweight and durable construction\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePatented Dynamic Bearing System\u003c\/strong\u003e with twin rows of stainless-steel ball bearings running on a stainless-steel rail for superior load capacity and longevity\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUltra-Strap Technology\u003c\/strong\u003e provides enhanced strength, durability, and rope-friendly performance\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIntegrated Becket\u003c\/strong\u003e with a large central rivet, offering a lightweight and rope-friendly attachment point for cascade systems\u003c\/li\u003e\n\u003cli\u003eIdeal for applications requiring smooth, efficient line handling and continuous sheave movement\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Allen","offers":[{"title":"Default Title","offer_id":51302923403431,"sku":"A2020LZ","price":19.94,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0768\/2670\/6087\/files\/A2020LZ.jpg?v=1788610277"},{"product_id":"a2021-single-multi-function","title":"20mm single dynamic block, multi function","description":"\u003cp\u003eThe \u003cstrong\u003e20mm Single Multi Function Block\u003c\/strong\u003e is a versatile foundation block used across a wide range of configurations within the 20mm range. Featuring a modified head design compared to the standard A2020, it is engineered to accept a variety of attachments and serves as the base for multiple single, double, and triple block assemblies.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eKey Features\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eMulti-function head designed to accept \u003cstrong\u003eswivel, fork, and cheek adaptors\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eBase block used in the \u003cstrong\u003eA2021F, A2021HK, A2021SC\u003c\/strong\u003e, and all double and triple variations\u003c\/li\u003e\n\u003cli\u003eEngineered for integration with double and triple \u003cstrong\u003eUltra-Strap\u003c\/strong\u003e assemblies\u003c\/li\u003e\n\u003cli\u003eCompact, lightweight, and durable construction\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePatented Dynamic Bearing System\u003c\/strong\u003e with twin rows of stainless-steel ball bearings running on a stainless-steel rail for superior load capacity and longevity\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIntegrated Becket\u003c\/strong\u003e with a large central rivet, providing a lightweight and rope-friendly attachment point for cascade systems\u003c\/li\u003e\n\u003cli\u003eIdeal for applications requiring flexibility, modularity, and smooth, low-friction performance\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Allen","offers":[{"title":"Default Title","offer_id":51302923436199,"sku":"A2021","price":11.02,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0768\/2670\/6087\/files\/A2021_975b7664-a3d6-4dca-9ea4-247bf2f54fb2.jpg?v=1788610280"},{"product_id":"a2022-double","title":"20mm double dynamic block","description":"\u003cp\u003eThe \u003cstrong\u003e20mm Double Dynamic Block \u003c\/strong\u003eis a compact, double-sheave pulley designed for smooth, low-friction performance. Lightweight yet strong, it is ideal for applications using smaller diameter lines. Part of our \u003cstrong\u003eDynamic range\u003c\/strong\u003e, it is best suited to systems that require constant sheave movement.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eKey Features\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eDouble-sheave design for efficient load distribution and control\u003c\/li\u003e\n\u003cli\u003eLow-friction, fast-rolling performance\u003c\/li\u003e\n\u003cli\u003eLightweight and durable construction\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePatented Dynamic Bearing System\u003c\/strong\u003e with twin rows of stainless-steel ball bearings running on a stainless-steel rail for superior load capacity and longevity\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUltra-Strap Technology\u003c\/strong\u003e provides enhanced strength, durability, and rope-friendly performance\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIntegrated Becket\u003c\/strong\u003e with a large central rivet, offering a lightweight and rope-friendly attachment point for cascade systems\u003c\/li\u003e\n\u003cli\u003eIdeal for applications requiring smooth, efficient line handling and continuous movement of the sheaves\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Allen","offers":[{"title":"Default Title","offer_id":51302923468967,"sku":"A2022","price":30.38,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0768\/2670\/6087\/files\/A2022.jpg?v=1788610282"},{"product_id":"articulating-double","title":"20mm double dynamic block, articulating","description":"\u003cp\u003eThe \u003cstrong\u003e20mm Articulating Double Dynamic Block\u003c\/strong\u003e is a unique design that allows each block to articulate independently, ensuring perfect alignment with the rope angle for smooth and efficient operation.\u003c\/p\u003e\u003cp\u003eLightweight, strong, and low-friction, it is ideal for dinghies, windsurfing, kitesurfing, and other applications using smaller diameter lines. Part of our \u003cstrong\u003eDynamic range\u003c\/strong\u003e, it is best suited to systems requiring constant sheave movement.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eKey Features\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eUnique articulating double-block\u003c\/strong\u003e design for optimal rope alignment\u003c\/li\u003e\n\u003cli\u003eLow-friction, fast-rolling performance\u003c\/li\u003e\n\u003cli\u003eLightweight yet strong construction\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePatented Dynamic Bearing System\u003c\/strong\u003e with twin rows of stainless-steel ball bearings running on a stainless-steel rail for superior load capacity and durability\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUltra-Strap Technology\u003c\/strong\u003e provides enhanced strength, wear resistance, and rope-friendly performance\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIntegrated Becket\u003c\/strong\u003e with a large central rivet, offering a lightweight and rope-friendly attachment point for cascade systems\u003c\/li\u003e\n\u003cli\u003eIdeal for high-performance sailing and watersports applications using smaller diameter lines\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Allen","offers":[{"title":"Default Title","offer_id":51302923501735,"sku":"A2022A","price":32.63,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0768\/2670\/6087\/files\/A2022A-2.jpg?v=1788610284"},{"product_id":"a2023-double-with-becket","title":"20mm double dynamic block, becket","description":"\u003cp\u003eThe \u003cstrong\u003e20mm Double Dynamic Block With Becket\u003c\/strong\u003e is a compact, double-sheave pulley designed for smooth, low-friction performance. Lightweight yet strong, it is ideal for applications using smaller diameter lines. Part of our \u003cstrong\u003eDynamic range\u003c\/strong\u003e, it is best suited to systems that require constant sheave movement.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eKey Features\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eDouble-sheave design for efficient load distribution and control\u003c\/li\u003e\n\u003cli\u003eLow-friction, fast-rolling performance\u003c\/li\u003e\n\u003cli\u003eLightweight and durable construction\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIntegrated Becket\u003c\/strong\u003e for easier tie-off and improved load centralisation\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePatented Dynamic Bearing System\u003c\/strong\u003e with twin rows of stainless-steel ball bearings running on a stainless-steel rail for superior load capacity and longevity\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUltra-Strap Technology\u003c\/strong\u003e provides enhanced strength, durability, and rope-friendly performance\u003c\/li\u003e\n\u003cli\u003eIdeal for applications requiring smooth, efficient line handling and continuous sheave movement\u003c\/li\u003e\n\u003cli\u003eSuitable for use in a wide range of sailing and control line systems using smaller diameter rope\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Allen","offers":[{"title":"Default Title","offer_id":51302923534503,"sku":"A2023","price":32.03,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0768\/2670\/6087\/files\/A2023.jpg?v=1788610287"},{"product_id":"articulating-triple","title":"20mm triple dynamic block, articulating","description":"\u003cp\u003eThe \u003cstrong\u003e20mm Articulating Triple Dynamic Block \u003c\/strong\u003efeatures a unique design that allows each block to articulate independently, ensuring perfect alignment with the rope angle for smooth, efficient operation.\u003c\/p\u003e\u003cp\u003eLightweight, strong, and low-friction, it is designed for applications using smaller diameter lines. Part of our \u003cstrong\u003eDynamic range\u003c\/strong\u003e, it is ideal for systems requiring constant sheave movement.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eKey Features\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eUnique articulating triple-block\u003c\/strong\u003e design for optimal rope alignment\u003c\/li\u003e\n\u003cli\u003eLow-friction, fast-rolling performance\u003c\/li\u003e\n\u003cli\u003eLightweight yet strong construction\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePatented Dynamic Bearing System\u003c\/strong\u003e with twin rows of stainless-steel ball bearings running on a stainless-steel rail for superior load capacity and durability\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUltra-Strap Technology\u003c\/strong\u003e provides enhanced strength, wear resistance, and rope-friendly performance\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIntegrated Becket\u003c\/strong\u003e with a large central rivet, offering a lightweight and rope-friendly attachment point for cascade systems\u003c\/li\u003e\n\u003cli\u003eIdeal for demanding applications requiring smooth, efficient line handling and multi-purchase systems\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Allen","offers":[{"title":"Default Title","offer_id":51302923567271,"sku":"A2024A","price":46.36,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0768\/2670\/6087\/files\/A2024A.jpg?v=1788610290"},{"product_id":"a2026-single-cheek","title":"20mm single dynamic block, pro-fix cheek","description":"\u003cp\u003eThe \u003cstrong\u003e20mm Single Dynamic Block \u003c\/strong\u003eis mounted on our \u003cstrong\u003eProfix Cheek Adapter\u003c\/strong\u003e, allowing the block to articulate and align naturally with the rope. Ideal for leading lines along decks, into cleats, or around corners, it is secured with a single screw through the head of the Profix adapter.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eKey Features\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eProfix Cheek Adapter\u003c\/strong\u003e allows the block to lift and align with the rope for smooth operation\u003c\/li\u003e\n\u003cli\u003eIdeal for leading lines along decks, into cleats, and around corners\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePatented Dynamic Bearing System\u003c\/strong\u003e featuring twin rows of stainless-steel ball bearings running on a stainless-steel rail\u003c\/li\u003e\n\u003cli\u003eLow-friction performance with superior load-carrying capability and durability\u003c\/li\u003e\n\u003cli\u003eDesigned for applications requiring constant sheave movement\u003c\/li\u003e\n\u003cli\u003eSingle-screw mounting for quick and secure installation\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Allen","offers":[{"title":"Default Title","offer_id":51302923600039,"sku":"A2026","price":17.83,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0768\/2670\/6087\/files\/A2026.jpg?v=1788610292"},{"product_id":"a2028-back-to-back","title":"20mm back to back dynamic block","description":"\u003cp\u003eThe\u003cstrong\u003e 20mm Back To Back Dynamic Block\u003c\/strong\u003e features opposing sheaves that allow two control lines to run at up to \u003cstrong\u003e180° to each other\u003c\/strong\u003e. A robust stainless-steel side strap and reinforced nylon mouldings keep the block securely together, even under high opposing loads.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eKey Features\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eOpposing sheaves for control lines running up to 180° apart\u003c\/li\u003e\n\u003cli\u003eStrong stainless-steel side strap and nylon mouldings for maximum durability\u003c\/li\u003e\n\u003cli\u003eRemains secure under high opposing loads\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePatented Dynamic Bearing System\u003c\/strong\u003e with twin rows of stainless-steel ball bearings running on a stainless-steel rail for smooth operation, high load capacity, and long service life\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIntegrated Becket\u003c\/strong\u003e with a large central rivet, providing a lightweight and rope-friendly attachment point for cascade systems\u003c\/li\u003e\n\u003cli\u003eIdeal for applications requiring reliable control of multiple lines in opposing directions\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Allen","offers":[{"title":"Default Title","offer_id":51302923632807,"sku":"A2028","price":27.17,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0768\/2670\/6087\/files\/A2028.jpg?v=1788610295"},{"product_id":"a2030-single","title":"30mm single dynamic block","description":"\u003cp\u003eThe \u003cstrong\u003e30mm Single Dynamic Block\u003c\/strong\u003e is a compact, low-friction pulley designed for smooth and efficient line handling. Part of our \u003cstrong\u003eDynamic range\u003c\/strong\u003e, it is ideal for applications requiring constant sheave movement and reliable performance under load.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eKey Features\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eSingle-sheave design for smooth and efficient line handling\u003c\/li\u003e\n\u003cli\u003eLow-friction, fast-rolling performance\u003c\/li\u003e\n\u003cli\u003eLightweight and durable construction\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePatented Dynamic Bearing System\u003c\/strong\u003e with twin rows of stainless-steel ball bearings running on a stainless-steel rail for superior load capacity and longevity\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUltra-Strap Technology\u003c\/strong\u003e provides enhanced strength, durability, and rope-friendly performance\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIntegrated Becket\u003c\/strong\u003e with a large central rivet, providing a lightweight and rope-friendly attachment point for cascade systems\u003c\/li\u003e\n\u003cli\u003eIdeal for control line, purchase system, and general rigging applications\u003c\/li\u003e\n\u003cli\u003eDesigned for smooth, efficient operation in demanding marine environments\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Allen","offers":[{"title":"Default Title","offer_id":51302923665575,"sku":"A2030","price":14.91,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0768\/2670\/6087\/files\/A2030_1.jpg?v=1788610298"},{"product_id":"single-fork-head-with-removable-pin","title":"30mm single dynamic block, fork","description":"\u003cp\u003eThe \u003cstrong\u003e30mm Single Dynamic Fork Head Block \u003c\/strong\u003eis a versatile, low-friction pulley designed for smooth and efficient line handling. Part of our \u003cstrong\u003eDynamic range\u003c\/strong\u003e, it is ideal for applications requiring constant sheave movement and reliable performance under load.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eKey Features\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eSingle-sheave design for smooth and efficient line handling\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFork Head\u003c\/strong\u003e with removable clevis pin for quick and secure attachment\u003c\/li\u003e\n\u003cli\u003eLow-friction, fast-rolling performance\u003c\/li\u003e\n\u003cli\u003eLightweight and durable construction\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePatented Dynamic Bearing System\u003c\/strong\u003e with twin rows of stainless-steel ball bearings running on a stainless-steel rail for superior load capacity and longevity\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIntegrated Becket\u003c\/strong\u003e with a large central rivet, providing a lightweight and rope-friendly attachment point for cascade systems\u003c\/li\u003e\n\u003cli\u003eIdeal for control line, purchase system, and rigging applications\u003c\/li\u003e\n\u003cli\u003eDesigned for smooth, efficient operation in demanding marine environments\u003c\/li\u003e\n\u003cli\u003eSuitable for applications requiring easy installation and attachment removal\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Allen","offers":[{"title":"Default Title","offer_id":51302923698343,"sku":"A2030F","price":19.72,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0768\/2670\/6087\/files\/A2030F.jpg?v=1788610300"},{"product_id":"a2030hl-single-high-load-stainless-steel-sheave","title":"30mm single high load block","description":"\u003cp\u003eThe \u003cstrong\u003e30mm Single High Load Dynamic Block\u003c\/strong\u003e is designed for demanding applications where higher loads and maximum efficiency are required. Featuring a \u003cstrong\u003estainless-steel sheave\u003c\/strong\u003e, it delivers faster rolling speeds, higher working loads, and lower friction compared to standard acetal sheaves.\u003c\/p\u003e\u003cp\u003eSuitable for use with both \u003cstrong\u003erope and wire\u003c\/strong\u003e, it is ideal for high-load systems using smaller diameter lines.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eKey Features\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eSingle-sheave design for smooth and efficient line handling\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh Load Stainless-Steel Sheave\u003c\/strong\u003e for higher working loads, lower friction, and increased durability\u003c\/li\u003e\n\u003cli\u003eSuitable for use with both rope and wire\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePatented Dynamic Bearing System\u003c\/strong\u003e with twin rows of stainless-steel ball bearings running on a stainless-steel rail for superior load capacity and longevity\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUltra-Strap Technology\u003c\/strong\u003e provides enhanced strength, wear resistance, and rope-friendly performance\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIntegrated Becket\u003c\/strong\u003e with a large central rivet, offering a lightweight and rope-friendly attachment point for cascade systems\u003c\/li\u003e\n\u003cli\u003eIdeal for high-load control line, rigging, and purchase system applications\u003c\/li\u003e\n\u003cli\u003eDesigned for smooth, efficient, and reliable performance in demanding marine environments\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Allen","offers":[{"title":"Default Title","offer_id":51302923731111,"sku":"A2030HL","price":34.97,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0768\/2670\/6087\/files\/A2030HL-1.jpg?v=1788610303"},{"product_id":"a2031-single-multi-function","title":"30mm single dynamic block, multi function","description":"\u003cp\u003eThe \u003cstrong\u003e30mm Single Dynamic Multi Function Block\u003c\/strong\u003e is a versatile foundation block used across a wide range of configurations within the 30mm range. Featuring a modified head design compared to the standard A2030, it is engineered to accept a variety of attachments and serves as the base for multiple single, double, and triple block assemblies.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eKey Features\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eMulti-function head designed to accept \u003cstrong\u003eswivel, fork, and cheek adaptors\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eBase block used in the \u003cstrong\u003eA2031F, A2031SC\u003c\/strong\u003e, and all double and triple variations\u003c\/li\u003e\n\u003cli\u003eEngineered for integration with double and triple \u003cstrong\u003eUltra-Strap\u003c\/strong\u003e assemblies\u003c\/li\u003e\n\u003cli\u003eCompact, lightweight, and durable construction\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePatented Dynamic Bearing System\u003c\/strong\u003e with twin rows of stainless-steel ball bearings running on a stainless-steel rail for superior load capacity and longevity\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIntegrated Becket\u003c\/strong\u003e with a large central rivet, providing a lightweight and rope-friendly attachment point for cascade systems\u003c\/li\u003e\n\u003cli\u003eIdeal for applications requiring flexibility, modularity, and smooth, low-friction performance\u003c\/li\u003e\n\u003cli\u003eDesigned for reliable operation in demanding marine environments\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Allen","offers":[{"title":"Default Title","offer_id":51302923763879,"sku":"A2031","price":13.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0768\/2670\/6087\/files\/A2031-V2.jpg?v=1788610306"},{"product_id":"a2032-double","title":"30mm double dynamic block","description":"\u003cp\u003eThe \u003cstrong\u003e30mm Double Dynamic Block \u003c\/strong\u003eis a compact, double-sheave pulley designed for smooth, low-friction performance. Lightweight yet strong, it is ideal for applications using smaller diameter lines. Part of our \u003cstrong\u003eDynamic range\u003c\/strong\u003e, it is best suited to systems that require constant sheave movement.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eKey Features\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eDouble-sheave design for efficient load distribution and control\u003c\/li\u003e\n\u003cli\u003eLow-friction, fast-rolling performance\u003c\/li\u003e\n\u003cli\u003eLightweight and durable construction\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePatented Dynamic Bearing System\u003c\/strong\u003e with twin rows of stainless-steel ball bearings running on a stainless-steel rail for superior load capacity and longevity\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUltra-Strap Technology\u003c\/strong\u003e provides enhanced strength, durability, and rope-friendly performance\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIntegrated Becket\u003c\/strong\u003e with a large central rivet, offering a lightweight and rope-friendly attachment point for cascade systems\u003c\/li\u003e\n\u003cli\u003eIdeal for control line, cunningham, vang, and purchase system applications\u003c\/li\u003e\n\u003cli\u003eDesigned for smooth, efficient line handling in demanding marine environments\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Allen","offers":[{"title":"Default Title","offer_id":51302923796647,"sku":"A2032","price":41.07,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0768\/2670\/6087\/files\/A2032-1.jpg?v=1788610308"},{"product_id":"30mm-articulating-double-block","title":"30mm double dynamic block, articulating","description":"\u003cp\u003eThe \u003cstrong\u003e30mm Double Articulating Dynamic Block\u003c\/strong\u003e features a unique design that allows each block to articulate independently, ensuring perfect alignment with the rope angle for smooth and efficient operation.\u003c\/p\u003e\u003cp\u003eLightweight, strong, and low-friction, it is designed for applications using smaller diameter lines. Part of our \u003cstrong\u003eDynamic range\u003c\/strong\u003e, it is ideal for systems requiring constant sheave movement.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eKey Features\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eUnique articulating double-block design for optimal rope alignment\u003c\/li\u003e\n\u003cli\u003eLow-friction, fast-rolling performance\u003c\/li\u003e\n\u003cli\u003eLightweight and durable construction\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePatented Dynamic Bearing System\u003c\/strong\u003e with twin rows of stainless-steel ball bearings running on a stainless-steel rail for superior load capacity and longevity\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUltra-Strap Technology\u003c\/strong\u003e provides enhanced strength, durability, and rope-friendly performance\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIntegrated Becket\u003c\/strong\u003e with a large central rivet, offering a lightweight and rope-friendly attachment point for cascade systems\u003c\/li\u003e\n\u003cli\u003eIdeal for purchase systems and control line applications requiring smooth, efficient line handling\u003c\/li\u003e\n\u003cli\u003eDesigned for reliable performance in demanding marine environments\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Allen","offers":[{"title":"Default Title","offer_id":51302923829415,"sku":"A2032A","price":43.34,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0768\/2670\/6087\/files\/A2032.jpg?v=1788610310"},{"product_id":"a2033-double-with-becket","title":"30mm double dynamic block, becket","description":"\u003cp\u003eThe \u003cstrong\u003e30mm Double Dynamic Block With Becket \u003c\/strong\u003eis a compact, double-sheave pulley designed for smooth, low-friction performance. Lightweight yet strong, it is ideal for applications using smaller diameter lines. Part of our \u003cstrong\u003eDynamic range\u003c\/strong\u003e, it is best suited to systems that require constant sheave movement.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eKey Features\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eDouble-sheave design for efficient load distribution and control\u003c\/li\u003e\n\u003cli\u003eLow-friction, fast-rolling performance\u003c\/li\u003e\n\u003cli\u003eLightweight and durable construction\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIntegrated Becket\u003c\/strong\u003e for easier tie-off and improved load centralisation\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePatented Dynamic Bearing System\u003c\/strong\u003e with twin rows of stainless-steel ball bearings running on a stainless-steel rail for superior load capacity and longevity\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUltra-Strap Technology\u003c\/strong\u003e provides enhanced strength, durability, and rope-friendly performance\u003c\/li\u003e\n\u003cli\u003eIdeal for control line, cunningham, vang, and purchase system applications\u003c\/li\u003e\n\u003cli\u003eDesigned for smooth, efficient line handling in demanding marine environments\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Allen","offers":[{"title":"Default Title","offer_id":51302923862183,"sku":"A2033","price":42.66,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0768\/2670\/6087\/files\/A2033-1.jpg?v=1788610313"},{"product_id":"30mm-articulating-triple-block","title":"30mm triple dynamic block, articulating","description":"\u003cp\u003eThe \u003cstrong\u003e30mm Triple Articulating Dynamic Block\u003c\/strong\u003e features a unique design that allows each block to articulate independently, ensuring perfect alignment with the rope angle for smooth and efficient operation.\u003c\/p\u003e\u003cp\u003eLightweight, strong, and low-friction, it is designed for applications using smaller diameter lines. Part of our \u003cstrong\u003eDynamic range\u003c\/strong\u003e, it is ideal for systems requiring constant sheave movement and increased purchase.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eKey Features\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eUnique articulating triple-block design for optimal rope alignment\u003c\/li\u003e\n\u003cli\u003eEach block articulates independently to reduce friction and improve efficiency\u003c\/li\u003e\n\u003cli\u003eTriple-sheave design for high-purchase systems\u003c\/li\u003e\n\u003cli\u003eLow-friction, fast-rolling performance\u003c\/li\u003e\n\u003cli\u003eLightweight and durable construction\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePatented Dynamic Bearing System\u003c\/strong\u003e with twin rows of stainless-steel ball bearings running on a stainless-steel rail for superior load capacity and longevity\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUltra-Strap Technology\u003c\/strong\u003e provides enhanced strength, durability, and rope-friendly performance\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIntegrated Becket\u003c\/strong\u003e with a large central rivet, offering a lightweight and rope-friendly attachment point for cascade systems\u003c\/li\u003e\n\u003cli\u003eIdeal for cunningham, vang, and other control line applications requiring smooth, efficient line handling\u003c\/li\u003e\n\u003cli\u003eDesigned for reliable performance in demanding marine environments and continuous sheave movement\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Allen","offers":[{"title":"Default Title","offer_id":51302923894951,"sku":"A2034A","price":56.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0768\/2670\/6087\/files\/A2034A.jpg?v=1788610315"},{"product_id":"a2036-single-cheek-block","title":"30mm single dynamic block, profix cheek","description":"\u003cp\u003eThe \u003cstrong\u003e30mm Single Dynamic Cheek Block\u003c\/strong\u003e is mounted on our \u003cstrong\u003eProfix Cheek Adapter\u003c\/strong\u003e, allowing the block to articulate and align naturally with the rope for smoother, more efficient line routing. Ideal for leading lines along decks, into cleats, and around corners.\u003c\/p\u003e\u003cp\u003eFeaturing our patented \u003cstrong\u003eDynamic Bearing System\u003c\/strong\u003e, twin rows of stainless steel ball bearings run on a stainless steel rail, providing superior load capacity, durability, and low-friction performance compared to conventional plastic bearing systems.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eKey Features:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eArticulating Profix Cheek Adapter for optimal line alignment\u003c\/li\u003e\n\u003cli\u003eIdeal for deck leads and turning lines\u003c\/li\u003e\n\u003cli\u003ePatented Dynamic Bearing System\u003c\/li\u003e\n\u003cli\u003eStainless steel ball bearings and bearing rail\u003c\/li\u003e\n\u003cli\u003eSmooth operation under constant movement\u003c\/li\u003e\n\u003cli\u003eHigh load capacity and long service life\u003c\/li\u003e\n\u003cli\u003eSimple single-screw mounting\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003ePerfect for control lines, halyards, and other applications requiring efficient, low-friction line management.\u003c\/p\u003e","brand":"Allen","offers":[{"title":"Default Title","offer_id":51302923927719,"sku":"A2036","price":21.6,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0768\/2670\/6087\/files\/A2036.jpg?v=1788610318"},{"product_id":"plain-bearing-single","title":"20mm plain bearing single block","description":"\u003cp\u003e20mm Plain Bearing Single Block\u003c\/p\u003e\u003cp\u003eThe A2020P is our block of choice for applications which require a lightweight, budget friendly pulley.\u003c\/p\u003e\u003cp\u003ePlain bearing blocks are the ideal choice for take-up systems or systems which do not require friction reduction.\u003c\/p\u003e\u003cp\u003eFor ultimate performance, we suggest using the Dynamic block range instead.\u003c\/p\u003e\u003cp\u003eThis plain bearing block is made from recycled plastics.\u003c\/p\u003e\u003cp\u003ePlain Bearing \u003cbr\u003e– The acetal sheave spins around the central axle. This type of bearing has a long lifespan and is very low maintenance.\u003c\/p\u003e\u003cp\u003eUltra-Strap \u003cbr\u003e– A stainless steel strap which holds the block together and provides a strong, reliable and rope friendly attachment point.\u003c\/p\u003e\u003cp\u003eBecket \u003cbr\u003e– The hole through the middle of the block can be used as a tying off point (becket).\u003c\/p\u003e","brand":"Allen","offers":[{"title":"Default Title","offer_id":51302923960487,"sku":"A2020P","price":6.75,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0768\/2670\/6087\/files\/A2020P-1.jpg?v=1788610321"},{"product_id":"plain-bearing-single-2","title":"30mm plain bearing single block","description":"\u003cp\u003e30mm Plain Bearing Single Block. \u003cbr\u003eThe A2030P is our block of choice for applications which require a lightweight, budget friendly pulley. It is ideal for many different applications on dinghies, windsurfing, kitesurfing and anything else that runs smaller diameter lines. \u003cbr\u003ePlain bearing blocks are the ideal choice for take-up systems or systems which do not require friction reduction. \u003cbr\u003eFor ultimate performance, we suggest using the Dynamic block range instead. \u003cbr\u003eThis plain bearing block is made from recycled plastics. \u003cbr\u003ePlain Bearing \u003cbr\u003e– The acetal sheave spins around the central axle. This type of bearing has a long lifespan and is very low maintenance. \u003cbr\u003eUltra-Strap \u003cbr\u003e– A stainless steel strap which holds the block together and provides a strong, reliable and rope friendly attachment point. \u003cbr\u003eBecket \u003cbr\u003e– The hole through the middle of the block can be used as a tying off point (becket).\u003c\/p\u003e","brand":"Allen","offers":[{"title":"Default Title","offer_id":51302923993255,"sku":"A2030P","price":11.25,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0768\/2670\/6087\/files\/A2030P-WEB-1.jpg?v=1788610323"},{"product_id":"plain-bearing-double","title":"30mm plain bearing double block","description":"\u003cp\u003e30mm Plain Bearing Double Block. \u003cbr\u003eThe A2032P is lightweight and strong, making it ideal for dinghies, windsurfing, kitesurfing and anything else that runs smaller diameter lines. \u003cbr\u003eFor ultimate performance, we suggest using the Dynamic block range instead. \u003cbr\u003eThis plain bearing block is made from recycled plastics. \u003cbr\u003ePlain Bearing \u003cbr\u003e– The acetal sheave spins around the central axle. This type of bearing has a long lifespan and is very low maintenance. \u003cbr\u003eUltra-Strap \u003cbr\u003e– A stainless steel strap which holds the block together and provides a strong, reliable and rope friendly attachment point. \u003cbr\u003eBecket \u003cbr\u003e– The hole through the middle of the block can be used as a tying off point (becket).\u003c\/p\u003e","brand":"Allen","offers":[{"title":"Default Title","offer_id":51302924026023,"sku":"A2032P","price":30.82,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0768\/2670\/6087\/files\/A2032P-056_tif.jpg?v=1788610326"}],"url":"https:\/\/541sailing.com\/collections\/blocks.oembed","provider":"541 Sailing","version":"1.0","type":"link"}