{"product_id":"harken-40mm-carbo-air-double-fixed-block-2642","title":"Harken 40mm Carbo Air Double Fixed Block 2642","description":"\u003cp\u003e\u003cstrong\u003e40mm Carbo Air Double Fixed Block\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eLow-friction Carbo Air blocks are lightweight, strong, reliableand affordable. Companions to the popular Harken Black Magic block line, these small, compact blocks have very high working loads for safe, easy trimming.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eSpeciications:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eSheave  (mm)40 mm\u003c\/li\u003e\n\u003cli\u003eSheave  (in)1 9\/16 in\u003c\/li\u003e\n\u003cli\u003eMaximum line  (mm)10 mm\u003c\/li\u003e\n\u003cli\u003eMaximum line  (in)3\/8 in\u003c\/li\u003e\n\u003cli\u003eMaximum working load (kg)440 kg\u003c\/li\u003e\n\u003cli\u003eMaximum working load (lb)970 lb\u003c\/li\u003e\n\u003c\/ul\u003e \u003c!--- cis2:m2lsl5xp ---\u003e\n\u003cp\u003e\u003cstrong\u003eHarken 40mm Carbo Air Double Fixed Block 2642\u003c\/strong\u003e delivers smooth, low-friction line handling in a lightweight, compact design. Built for sailors and rigging applications that require dependable trimming performance, this double fixed block supports lines up to 3\/8 inch and provides a maximum working load of 970 pounds.\u003c\/p\u003e\u003cp\u003ePart of Harken’s Carbo Air block family, this block combines strength, reliability, and practical affordability for a range of sailing and line-control applications. Its 40mm sheaves help guide compatible line efficiently, while the fixed double configuration supports two parallel line paths in a compact setup. Use it for sailboat rigging, control lines, and other applications requiring a durable double block with a high working load.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eKey Features:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eLow-friction design:\u003c\/strong\u003e Helps provide smooth, efficient line handling for easier trimming.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDouble fixed block:\u003c\/strong\u003e Supports two line paths in a compact, dependable configuration.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e40mm sheaves:\u003c\/strong\u003e Designed for compatible line-control and sailing applications.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh working load:\u003c\/strong\u003e Handles a maximum working load of 970 pounds.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLine compatibility:\u003c\/strong\u003e Accepts line up to 3\/8 inch.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eProduct Details:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Harken\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart number:\u003c\/strong\u003e 2642\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct type:\u003c\/strong\u003e Carbo Air double fixed block\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSheave diameter:\u003c\/strong\u003e 40mm, or 1 9\/16 inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaximum line size:\u003c\/strong\u003e 10mm, or 3\/8 inch\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaximum working load:\u003c\/strong\u003e 440kg, or 970 pounds\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eChoose the Harken Carbo Air Double Fixed Block 2642 for compact, reliable line control and smooth performance in compatible sailing and rigging systems.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eSEO Meta Description:\u003c\/strong\u003e Shop the Harken 40mm Carbo Air Double Fixed Block 2642 for low-friction line handling, 970-lb working load, and lines up to 3\/8 inch.\u003c\/p\u003e\u003cstyle\u003etable.productattributes, .productattributes td { border-bottom: 1px solid #ddd; border-collapse: collapse; padding: 2px; text-align: left; }\u003c\/style\u003e\n\u003ctable class=\"productattributes\"\u003e\n\u003cthead\u003e\u003ctr\u003e\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\u003ctd\u003eTruck Freight: No\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eOversized: No\u003c\/td\u003e\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003cbr\u003e","brand":"Harken","offers":[{"title":"Default Title","offer_id":44937128706137,"sku":"79738","price":84.97,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0623\/1818\/2489\/files\/79738XL.jpg?v=1789839459","url":"https:\/\/www.marinepartsonly.com\/products\/harken-40mm-carbo-air-double-fixed-block-2642","provider":"Marine Parts Only","version":"1.0","type":"link"}