{"product_id":"57mm-low-load-double-block","title":"57mm Low Load Double Block","description":"\u003cp\u003e Black 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. Sjakkel Blokks lock in two directions or swivel to keep line from twisting.\u003cbr\u003e\u003cbr\u003e Low-load Blocks have red isolators. They use Torlon® rollers and 316 stainless steel Shackles. Standard Blokks have 17-4 PH stainless headposts.\u003cbr\u003e\u003cbr\u003e Torlon is a registered trademark of Solvay Advanced Polymers LLC\u003c\/p\u003e","brand":"Harken","offers":[{"title":"Default Title","offer_id":47110277136571,"sku":"3228","price":5819.0,"currency_code":"NOK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0543\/6607\/7115\/files\/uc_60efd5d1-be4f-4199-8e89-4c4054a5e12f.jpg?v=1769940272","url":"https:\/\/hovdan.no\/en\/products\/57mm-low-load-double-block","provider":"Hovdan industri- og båtutstyr","version":"1.0","type":"link"}