{"product_id":"harken-57-mm-aluminum-block-swivel-becket","title":"Harken 57 mm Aluminum Block — Swivel, Becket","description":"\u003cdiv class=\"container section-title-container\"\u003e\n\u003ch3 class=\"section-title section-title-bold-center\"\u003e\n\u003cb aria-hidden=\"true\"\u003e\u003c\/b\u003e\u003cspan class=\"section-title-main\"\u003eProduct Description\u003c\/span\u003e\u003cb aria-hidden=\"true\"\u003e\u003c\/b\u003e\n\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cp\u003eBlack Magic Air blocks are a top favorite of Big Boat performance racers and cruisers. These lightweight, free-running, powerful performers are used for sail controls that see lots of action: mainsheet, runner, halyard, and spinnaker systems. A center cage keeps Torlon® roller bearings separated and parallel to reduce friction. Shackle blocks lock in two directions or swivel to keep line from twisting. Torlon is a registered trademark of Solvay Advanced Polymers L.L.C.\t\u003c\/p\u003e\n\u003cdiv id=\"gap-1233722149\" class=\"gap-element clearfix\" style=\"display:block; height:auto;\"\u003e\n\u003cstyle\u003e\n#gap-1233722149 {\n  padding-top: 30px;\n}\n\u003c\/style\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"container section-title-container\"\u003e\n\u003ch3 class=\"section-title section-title-center\"\u003e\n\u003cb aria-hidden=\"true\"\u003e\u003c\/b\u003e\u003cspan class=\"section-title-main\"\u003eProduct Specifications\u003c\/span\u003e\u003cb aria-hidden=\"true\"\u003e\u003c\/b\u003e\n\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cp\u003eSheave Ø (mm) 57 mm\u003cbr\u003e\nSheave Ø (in) 2 1\/4 in\u003cbr\u003e\nLength (mm) 140 mm\u003cbr\u003e\nLength (in) 5 1\/2 in\u003cbr\u003e\nWeight (g) 166 g\u003cbr\u003e\nWeight (oz) 5.86 oz\u003cbr\u003e\nShackle pin Ø (mm) 6 mm\u003cbr\u003e\nShackle pin Ø (in) 1\/4 in\u003cbr\u003e\nMaximum line Ø (mm) 12 mm\u003cbr\u003e\nMaximum line Ø (in) 7\/16 in\u003cbr\u003e\nMaximum working load (kg) 1134 kg\u003cbr\u003e\nMaximum working load (lb) 2500 lb\u003cbr\u003e\nBreaking load (kg) 2268 kg\u003cbr\u003e\nBreaking load (lb) 5000 lb\u003c\/p\u003e","brand":"Harken","offers":[{"title":"Default Title","offer_id":51625582035281,"sku":"HKN-3216","price":298.0,"currency_code":"CHF","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0955\/4434\/4913\/files\/www.sailrace.com-harken-57mm-aluminum-block-swivel-becket.jpg?v=1754725159","url":"https:\/\/www.sailrace.com\/it-ch\/products\/harken-57-mm-aluminum-block-swivel-becket","provider":"SailRACE","version":"1.0","type":"link"}