{"product_id":"harken-1544-midrange-double-block-with-3-inch-ball-bearing-sheaves","title":"Harken 1544 Midrange Double Block with 3-Inch Ball-Bearing Sheaves","description":"\u003cp\u003e\u003cstrong\u003eMidrange Double Block\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eMidrange blocks robust construction makes them ideal to handle the high loads found on medium and large offshore boats. Sheave runs exclusively on a ball bearing system for fast trim and release under any load.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eFeatures:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eSheave: 76mm\/3\"\u003c\/li\u003e\n\u003cli\u003eMaximum Line: 14mm\/9\/16\"\u003c\/li\u003e\n\u003cli\u003eMax Working Load: 1270kg\/2800lbs\u003c\/li\u003e\n\u003c\/ul\u003e \u003c!--- cis2:m2lsl5xp ---\u003e\n\u003cp\u003e\u003cstrong\u003eHarken 1544 Midrange Double Block\u003c\/strong\u003e is built for medium and large offshore boats that require dependable handling of high line loads. Its robust construction and ball-bearing sheave system support fast trimming and controlled release under load, making it a practical choice for demanding marine rigging applications.\u003c\/p\u003e\u003cp\u003eDesigned for use with line up to 9\/16 inch, this double block features two 3-inch sheaves that run exclusively on ball bearings. The ball-bearing system helps the sheaves rotate smoothly during trim and release operations, while the midrange design provides a strong, purpose-built solution for offshore sailing and other high-load applications.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eKey Features:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eRobust midrange construction:\u003c\/strong\u003e Designed to handle the high loads associated with medium and large offshore boats.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBall-bearing sheave system:\u003c\/strong\u003e Supports fast trimming and release under load.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDouble-block configuration:\u003c\/strong\u003e Provides two sheaves for marine line-handling systems.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e3-inch sheaves:\u003c\/strong\u003e Built for use with line up to 9\/16 inch.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh working-load capacity:\u003c\/strong\u003e Rated for a maximum working load of 2,800 pounds.\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 1544\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Type:\u003c\/strong\u003e Midrange double block\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSheave Size:\u003c\/strong\u003e 3 inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaximum Line Size:\u003c\/strong\u003e 9\/16 inch\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaximum Working Load:\u003c\/strong\u003e 2,800 pounds\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIntended Use:\u003c\/strong\u003e Medium and large offshore boats\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eChoose the Harken 1544 Midrange Double Block when your offshore rigging system calls for robust construction, smooth ball-bearing operation, and reliable handling of high working loads.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eSEO Meta Description:\u003c\/strong\u003e Harken 1544 Midrange Double Block with 3-inch ball-bearing sheaves, 2,800-pound working load, and 9\/16-inch line capacity.\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":44937065201753,"sku":"86868","price":280.97,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0623\/1818\/2489\/files\/86868XL.jpg?v=1789837310","url":"https:\/\/www.marinepartsonly.com\/products\/harken-1544-midrange-double-block-with-3-inch-ball-bearing-sheaves","provider":"Marine Parts Only","version":"1.0","type":"link"}