{"title":"Ronstan Quintuple Blocks","description":"\u003cp\u003eRonstan quintuple blocks for heavy-duty sailing applications with maximum efficiency. \u003ca href=\"#seo-description\"\u003eClick here to read more.\u003c\/a\u003e\u003c\/p\u003e","products":[{"product_id":"ronrf48500","title":"Ronstan S40 BB Orbit Block,Quin,Swivel Shackle","description":"\u003cp\u003eThe new Series 40 ball bearing Orbit Blocks provide the perfect balance of strength, performance, and reliability. They offer class-leading dynamic and static load ratings, the highest available in this size of performance blocks. Lightweight and strong toughened glass fibre reinforced nylon cheeks replace stainless steel straps used in traditional utility blocks - the perfect balance of performance and reliability. As well as traditional single swivel blocks, the range also includes single and double sheave lashing or soft attachment options through to multiple sheave blocks including those with quad and quin sheaves. The range is extremely versatile allowing a multitude of possible systems right up to a 12:1 purchase mainsheet system for off-the-beach performance catamarans.\u003c\/p\u003e\u003cp\u003eBall Bearing versions incorporate our 2-stage bearing system using ball bearings to minimise friction and a secondary full-contact bearing to maintain low friction across the full working load range.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eMaterials:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\n \u003cli\u003eBB Sheave and balls: High compression strength acetal\u003c\/li\u003e\n \u003cli\u003eFrame\/cheeks: Toughened, glass fibre reinforced nylon\u003c\/li\u003e\n \u003cli\u003eHead fittings and hubs: Grade 316 stainless steel\u003c\/li\u003e\n \u003c\/ul\u003e \u003cp\u003e Our Part # RONRF48500 | Mfr. Part # RF48500 \u003c\/p\u003e","brand":"Ronstan","offers":[{"title":"Default Title","offer_id":49348401463602,"sku":"RONRF48500","price":204.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0879\/4908\/2930\/files\/RONRF48500.jpg?v=1728020896"},{"product_id":"ronrf48510","title":"Ronstan S40 BB Orbit Block,Quin,Becket,Swivel Shackle","description":"\u003cp\u003eThe new Series 40 ball bearing Orbit Blocks provide the perfect balance of strength, performance, and reliability. They offer class-leading dynamic and static load ratings, the highest available in this size of performance blocks. Lightweight and strong toughened glass fibre reinforced nylon cheeks replace stainless steel straps used in traditional utility blocks - the perfect balance of performance and reliability. As well as traditional single swivel blocks, the range also includes single and double sheave lashing or soft attachment options through to multiple sheave blocks including those with quad and quin sheaves. The range is extremely versatile allowing a multitude of possible systems right up to a 12:1 purchase mainsheet system for off-the-beach performance catamarans.\u003c\/p\u003e\u003cp\u003eBall Bearing versions incorporate our 2-stage bearing system using ball bearings to minimise friction and a secondary full-contact bearing to maintain low friction across the full working load range.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eMaterials:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\n \u003cli\u003eBB Sheave and balls: High compression strength acetal\u003c\/li\u003e\n \u003cli\u003eFrame\/cheeks: Toughened, glass fibre reinforced nylon\u003c\/li\u003e\n \u003cli\u003eHead fittings and hubs: Grade 316 stainless steel\u003c\/li\u003e\n \u003c\/ul\u003e \u003cp\u003e Our Part # RONRF48510 | Mfr. Part # RF48510 \u003c\/p\u003e","brand":"Ronstan","offers":[{"title":"Default Title","offer_id":49348584145202,"sku":"RONRF48510","price":213.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0879\/4908\/2930\/files\/RONRF48510.jpg?v=1728019857"},{"product_id":"ronrf46530","title":"Ronstan S40 RT Orbit Block,Quin,Becket,Cleat,Swivel","description":"\u003cp\u003eThe new Series 40 ball bearing Orbit Blocks provide the perfect balance of strength, performance, and reliability. They offer class-leading dynamic and static load ratings, the highest available in this size of performance blocks. Lightweight and strong toughened glass fibre reinforced nylon cheeks replace stainless steel straps used in traditional utility blocks - the perfect balance of performance and reliability. As well as traditional single swivel blocks, the range also includes single and double sheave lashing or soft attachment options through to multiple sheave blocks including those with quad and quin sheaves. The range is extremely versatile allowing a multitude of possible systems right up to a 12:1 purchase mainsheet system for off-the-beach performance catamarans.\u003c\/p\u003e\u003cp\u003eBall Bearing versions incorporate our 2-stage bearing system using ball bearings to minimise friction and a secondary full-contact bearing to maintain low friction across the full working load range.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eMaterials:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\n \u003cli\u003eBB Sheave and balls: High compression strength acetal\u003c\/li\u003e\n \u003cli\u003eFrame\/cheeks: Toughened, glass fibre reinforced nylon\u003c\/li\u003e\n \u003cli\u003eHead fittings and hubs: Grade 316 stainless steel\u003c\/li\u003e\n \u003c\/ul\u003e \u003cp\u003e Our Part # RONRF46530 | Mfr. Part # RF46530 \u003c\/p\u003e","brand":"Ronstan","offers":[{"title":"Default Title","offer_id":49348922409266,"sku":"RONRF46530","price":580.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0879\/4908\/2930\/files\/RONRF46530.jpg?v=1728035943"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0879\/4908\/2930\/collections\/download_918f8a19-0891-4d0c-b925-177675592493.jpg?v=1736786752","url":"https:\/\/www.mauripro.com\/collections\/ronstan-sailboat-quintuple-blocks.oembed","provider":"MAURIPRO","version":"1.0","type":"link"}