{"product_id":"harken-6220-60mm-single-element-block-mastbase-with-swivel","title":"Harken 6220 60mm Single Element Block Mastbase with Swivel","description":"\u003cp\u003e\u003cstrong\u003e60mm Single Element Block Mastbase with Swivel\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eElement blocks introduce sideplates that combine forged aluminum and compound curves for strength. They are simultaneously contemporary and very robust. Elements design pairs the minimum amount of metal required to protect the sheave with a proven journal bearing. So size for size, Element is priced significantly lower, than our previously least expensive blocks.\u003cbr\u003e\u003cbr\u003eSideplates are hardcoat-anodized to resist corrosion. A tough composite bearing sheave resists corrosion for a long service life.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eSpecifications:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eSheave: 60mm (2-3\/8\"\u003c\/li\u003e\n\u003cli\u003eMax Line: 14mm (9\/16\")\u003c\/li\u003e\n\u003cli\u003eMax Working Load: 1100kg (2425lbs)\u003c\/li\u003e\n\u003c\/ul\u003e \u003c!--- cis2:m2lsl5xp ---\u003e\n\u003cp\u003eThe Harken 6220 60mm Single Element Block Mastbase with Swivel is designed for sailors and rigging professionals who need a compact, corrosion-resistant block for mastbase applications. Its single-element design combines forged aluminum sideplates, compound curves, and a proven journal bearing to provide dependable line handling while using only the metal needed to protect the sheave.\u003c\/p\u003e\u003cp\u003eThe Harken Element block features hardcoat-anodized sideplates that help resist corrosion in demanding marine environments. Its tough composite bearing sheave is also corrosion resistant, supporting long service life in sailing and other rigging applications. The swivel configuration allows the block to align with changing line direction, making it suitable for mastbase routing where smooth, controlled line handling is required.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eKey Features:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eForged aluminum sideplates:\u003c\/strong\u003e Provide a strong, robust structure while maintaining the streamlined Element design.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHardcoat-anodized finish:\u003c\/strong\u003e Helps resist corrosion for reliable use in marine environments.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eComposite bearing sheave:\u003c\/strong\u003e Resists corrosion and supports long service life.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSwivel mastbase design:\u003c\/strong\u003e Helps the block align with changing line direction during rigging operation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSingle-element construction:\u003c\/strong\u003e Uses a practical amount of metal to protect the sheave while offering a cost-conscious alternative within the Harken block range.\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 6220\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct type:\u003c\/strong\u003e Single Element Block Mastbase with Swivel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSheave diameter:\u003c\/strong\u003e 2-3\/8 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 2,425 pounds\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConstruction:\u003c\/strong\u003e Forged aluminum sideplates with a composite bearing sheave\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eChoose the Harken 6220 60mm Single Element Block Mastbase with Swivel for durable, corrosion-resistant line handling in mastbase rigging applications.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eSEO Meta Description:\u003c\/strong\u003e\u003cbr\u003eHarken 6220 60mm Single Element Block Mastbase with Swivel features corrosion-resistant construction and a 2,425-pound maximum working load.\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":44937071001689,"sku":"86594","price":76.97,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0623\/1818\/2489\/files\/86594XL.jpg?v=1789837501","url":"https:\/\/www.marinepartsonly.com\/products\/harken-6220-60mm-single-element-block-mastbase-with-swivel","provider":"Marine Parts Only","version":"1.0","type":"link"}