{"product_id":"ronstan-series-25-utility-block-swivel-fork-shackle","title":"Ronstan Series 25 Utility Block Swivel Fork Shackle","description":"\u003cp\u003eThe Ronstan RF573 Series 25 Utility Block features a swivel fork shackle head with a single Acetal sheave and Grade 316 stainless steel cheeks for a long, virtually maintenance-free service life. Hollow rivets in the block head can be fitted with shackles and used to add a becket for extra purchase. Lightweight, economical, and built to last.\u003c\/p\u003e\u003cbr\u003e\u003cstrong\u003eType:\u003c\/strong\u003e Single, Swivel Shackle Head\u003cbr\u003e\u003cstrong\u003eSheave Diameter:\u003c\/strong\u003e 25mm\u003cbr\u003e\u003cstrong\u003eSheave Material:\u003c\/strong\u003e UV-stabilised Acetal\u003cbr\u003e\u003cstrong\u003eCheek Material:\u003c\/strong\u003e Grade 316 stainless steel\u003cbr\u003e\u003cstrong\u003eBreaking Load:\u003c\/strong\u003e 300kg\u003cbr\u003e\u003cstrong\u003eMaximum Working Load:\u003c\/strong\u003e 150kg\u003cbr\u003e\u003cstrong\u003eMaximum Rope Diameter:\u003c\/strong\u003e 6mm\u003cbr\u003e\u003cstrong\u003ePin Diameter:\u003c\/strong\u003e 4mm\u003cbr\u003e\u003cstrong\u003eWeight:\u003c\/strong\u003e 20g\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eApplications:\u003c\/strong\u003e Vang, cunningham, and trapeze retriever systems on dinghies; leech line tackles and bunk adjusters on larger yachts.\u003cbr\u003e\u003cbr\u003eItem Code. RF573","brand":"Ronstan","offers":[{"title":"Default Title","offer_id":48564057440488,"sku":"9316800003877","price":21.9,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0779\/9065\/8280\/files\/9316800003877_1.jpg?v=1778921238","url":"https:\/\/boatharbourmarine.com.au\/products\/ronstan-series-25-utility-block-swivel-fork-shackle","provider":"Boat Harbour Marine","version":"1.0","type":"link"}