{"product_id":"harken-1-ton-twing-block-3405","title":"Harken 1 Ton Twing Block | 3405","description":"\u003ch2\u003eProduct Description\u003c\/h2\u003e\u003cp\u003eHarken 3405 is the One Ton Twing block with a 38.5 mm aluminium sheave and a spring-loaded side-opening mechanism. The catalog lists 78 mm length and an 11 mm maximum line diameter.\u003c\/p\u003e\u003ch2\u003eProduct Compatibility\u003c\/h2\u003e\u003cp\u003eUse the specified line size and attachment arrangement for this exact twing block. Confirm that the side-opening mechanism is fully closed before use.\u003c\/p\u003e\u003ch2\u003eParts Desk Insight\u003c\/h2\u003e\u003cp\u003eThis is a side-opening twing block, not a fixed-cheek pulley. The opening lets the block be added to a line without feeding the line end through; follow the manufacturer’s closure and load instructions.\u003c\/p\u003e\u003ch2\u003eProduct Details\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Harken\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer part #:\u003c\/strong\u003e 3405\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSold as:\u003c\/strong\u003e EA\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0879\/4908\/2930\/files\/Harken-Marine-Catalog-2026-Part-1-of-6.pdf\"\u003eView Harken specifications and instructions\u003c\/a\u003e\u003c\/p\u003e","brand":"WEST","offers":[{"title":"Default Title","offer_id":68061548904484,"sku":"HAR-3405","price":390.23,"currency_code":"CAD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0743\/5799\/7604\/files\/HAR3405.jpg?v=1794203134","url":"https:\/\/marisolmarine.com\/products\/harken-1-ton-twing-block-3405","provider":"Marisol Marine Company","version":"1.0","type":"link"}