{"product_id":"ha57alfowlo","title":"Harken 57mm Aluminum Footblock w\/ Lockoff","description":"\u003ch2 id=\"itempage-captiontitle\"\u003eProduct Description\u003c\/h2\u003e\n\u003cdiv\u003eHarken 57mm Aluminum Footblock w\/ Lockoff\u003cbr\u003e\u003cbr\u003eThe entire line of Black Magic AirBlocks has been redesigned with a sleek new look. Their unique, performance-packed engineering remains exactly the same.\u003cbr\u003e\u003cbr\u003eCarrying some of the highest loads imposed by running rigging, these strong, lightweight blocks feature Torlon roller bearings housed in a center cage. Rollers stay parallel for low-friction efficiency. Sculpted hardcoat-anodized aluminum sideplates protect sideload ball bearings. Dissimilar metals are isolated to minimize corrosion. Blocks are easily disassembled with a single hex wrench.\u003cbr\u003e\u003cbr\u003eEither metric or imperial flathead fasteners may be used for mounting and are not exposed.\u003cbr\u003e\u003cbr\u003e\u003cb\u003eSpecifications:\u003c\/b\u003e\u003cbr\u003e\u003cbr\u003eSheave Ø - 2 1\/4\" (57mm)\u003cbr\u003e\u003cbr\u003eLength - 3 5\/16\" (84mm)\u003cbr\u003e\u003cbr\u003eHeight - 1\" (25mm)\u003cbr\u003e\u003cbr\u003eWeight - 5.44 oz (154 g)\u003cbr\u003e\u003cbr\u003eMaximum line Ø - 7\/16\" (12mm)\u003cbr\u003e\u003cbr\u003eMaximum working load - 2500 lb (1134 kg)\u003cbr\u003e\u003cbr\u003eBreaking load - 5000 lb (2268 kg)\u003cbr\u003e\u003cbr\u003eNumber of fasteners - 4\u003cbr\u003e\u003cbr\u003eFasteners - 1\/4 FH in (6 FH mm)\u003cbr\u003e\u003cbr\u003eA 9\/32\" (7mm)\u003cbr\u003e\u003cbr\u003eB - 7\/8\" (23mm)\u003cbr\u003e\u003cbr\u003eC - 2 1\/32\" (52mm)\u003cbr\u003e\u003cbr\u003eD - 5\/8\" (16mm)\u003cbr\u003e\u003cbr\u003eE - 2 9\/32\" (58mm)\u003cbr\u003e\u003cbr\u003eF - 3 5\/16\" (84mm)\u003cbr\u003e\u003cbr\u003eG - 15\/32\" (12mm)\u003c\/div\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"Harken","offers":[{"title":"Default Title","offer_id":41020737847399,"sku":"3221","price":230.04,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0575\/8366\/5255\/files\/3221.jpg?v=1777648022","url":"https:\/\/wayfinderoutdoor.com\/products\/ha57alfowlo","provider":"Wayfinder Outdoor","version":"1.0","type":"link"}