{"product_id":"ronstan-series-50-all-purpose-cheek-block","title":"Ronstan Series 50 All Purpose Cheek Block","description":"\u003cp\u003eThe Ronstan Series 50 All Purpose Cheek Block features a self-lubricating Acetal polymer sheave running on polished stainless steel races, performing equally well under dynamic and high static loads. Aluminium cheeks. Can be mounted on masts and booms using a curved surface adapter. Can be stacked to create a double version — no more than 50% of rated working load should be applied to the upper sheave. Suited to mainsheet, halyard, vang and spinnaker control line applications on boats to 10m (33ft). Fasteners not supplied.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eItem Code:\u003c\/strong\u003e RF51151\u003cbr\u003e\u003cstrong\u003eType:\u003c\/strong\u003e Cheek\/foot block, single sheave\u003cbr\u003e\u003cstrong\u003eSheave Diameter:\u003c\/strong\u003e 50mm\u003cbr\u003e\u003cstrong\u003eMax Rope Diameter:\u003c\/strong\u003e 12mm\u003cbr\u003e\u003cstrong\u003eFasteners Required:\u003c\/strong\u003e 3 x 6mm (1\/4\") — not supplied\u003cbr\u003e\u003cstrong\u003eBreaking Load:\u003c\/strong\u003e 1,000kg\u003cbr\u003e\u003cstrong\u003eMax Working Load:\u003c\/strong\u003e 500kg\u003cbr\u003e\u003cstrong\u003eWeight:\u003c\/strong\u003e 85g\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eMaterials:\u003c\/strong\u003e\u003cbr\u003e- Cheeks: Aluminium\u003cbr\u003e- Sheave: UV stabilised Acetal polymer\u003c\/p\u003e","brand":"Ronstan","offers":[{"title":"Default Title","offer_id":48486754320616,"sku":"9316800246656","price":39.9,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0779\/9065\/8280\/files\/9316800246656_1.jpg?v=1777894231","url":"https:\/\/boatharbourmarine.com.au\/products\/ronstan-series-50-all-purpose-cheek-block","provider":"Boat Harbour Marine","version":"1.0","type":"link"}