{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"25096e153766","name":"MINO REAR SPROCKET FUSION 2-RING, 23-850-50 STEEL/ALLOY BLACK","sku":"SR245-51.AF.BK","brand":"MINO","mpn":null,"gtin":null,"condition":"new","inStock":true,"stock":6,"price":{"amount":71.69,"formatted":"£71.69"},"summary":"FUSION 2-RING REAR SPROCKET. Steel and alloy construction. Inner ring is high strength Ultralight 7075 T6 Aluminium. Outer ring is Nickel Coated steel. Outer ring is expanded at 200°C and then fitted to inner, creating a permanent fusion friction bond. Features CAD designed, CNC machined, and laser cut manufacturing. Precise manufacturing interlocks both rings, eliminating movement. Sector optimized layout for maximum strength and lowest weight. Inner ring is color anodized coated for extra strength and durability. Part No. SR245-51.AF.BK. Weight 298g.","attributes":[{"label":"General Colour C","value":"Black"},{"label":"General Product Group","value":"Chain & Sprockets"},{"label":"General Product Type","value":"Sprockets & Components (Rear)"},{"label":"Variant Id","value":"278007"}],"image":"https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/SR245-51_2EAF_2EBK/5fb16eb2fc07e200.jpg","images":["https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/SR245-51_2EAF_2EBK/5fb16eb2fc07e200.jpg","https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/SR245-51_2EAF_2EBK/df51a2393660c29d.jpg"],"description":"FUSION 2-RING REAR SPROCKET. Steel and alloy construction. Inner ring is high strength Ultralight 7075 T6 Aluminium. Outer ring is Nickel Coated steel. Outer ring is expanded at 200°C and then fitted to inner, creating a permanent fusion friction bond. Features CAD designed, CNC machined, and laser cut manufacturing. Precise manufacturing interlocks both rings, eliminating movement. Sector optimized layout for maximum strength and lowest weight. Inner ring is color anodized coated for extra strength and durability. Part No. SR245-51.AF.BK. Weight 298g.","descriptionMarkdown":"### MINO FUSION 2-RING Rear Sprocket - Steel/Alloy Black\n\nExperience the ultimate in off-road durability with the MINO FUSION 2-RING Rear Sprocket. This sprocket is engineered for longevity and performance, utilizing a unique combination of materials and manufacturing techniques to deliver a superior product.\n\n**Key Features:**\n\n \n- Hybrid Construction: Features a high-strength, ultralight 7075 T6 aluminum inner ring and a nickel-coated steel outer ring for an optimal balance of low weight and maximum lifespan.\n \n- Permanent Fusion Bond: The outer steel ring is expanded at 200 degrees Celsius and fused to the inner aluminum ring, creating a permanent bond that eliminates movement and ensures lasting integrity.\n \n- Durable Finish: The inner ring is color anodized for enhanced strength, durability, and corrosion resistance.\n \n- Optimized Design: CAD designed, CNC machined, and laser cut using state-of-the-art technology for precision and a sector-optimized layout that maximizes strength while minimizing weight.\n \n- Narrow Profile: The unique flat face design keeps the sprocket's weight to a minimum and maintains a narrow profile, comparable to standard sprockets.\n \n- Race Proven: Tested and proven on demanding sand tracks in the Netherlands and Belgium.","weightGrams":null,"fitments":[{"make":"HONDA","model":"XL 250","cc":null,"notes":null,"years":"1982–1987"},{"make":"HONDA","model":"XL 500","cc":null,"notes":null,"years":"1979–1984"},{"make":"HONDA","model":"XL 600","cc":null,"notes":null,"years":"1984–1994"},{"make":"HONDA","model":"XR 250","cc":null,"notes":null,"years":"1979–1983"},{"make":"HONDA","model":"XR 600R","cc":null,"notes":null,"years":"1983–1990"},{"make":"YAMAHA","model":"WR 250","cc":null,"notes":null,"years":"2000–2006"},{"make":"YAMAHA","model":"WR 250F","cc":null,"notes":null,"years":"2001–2019"},{"make":"YAMAHA","model":"WR 400F","cc":null,"notes":null,"years":"1999–2002"},{"make":"YAMAHA","model":"WR 426F","cc":null,"notes":null,"years":"1999–2002"},{"make":"YAMAHA","model":"WR 450F","cc":null,"notes":null,"years":"2003–2019"},{"make":"YAMAHA","model":"YZ 125","cc":null,"notes":null,"years":"1999–2020"},{"make":"YAMAHA","model":"YZ 250","cc":null,"notes":null,"years":"1977–2019"},{"make":"YAMAHA","model":"YZ 250F","cc":null,"notes":null,"years":"2001–2019"},{"make":"YAMAHA","model":"YZ 400","cc":null,"notes":null,"years":"1977–2002"},{"make":"YAMAHA","model":"YZ 400F","cc":null,"notes":null,"years":"1999"},{"make":"YAMAHA","model":"YZ 426","cc":null,"notes":null,"years":"2000–2002"},{"make":"YAMAHA","model":"YZ 426F","cc":null,"notes":null,"years":"2000–2002"},{"make":"YAMAHA","model":"YZ 450F","cc":null,"notes":null,"years":"2003–2019"}],"collections":[{"name":"Chain & Sprockets","url":"https://www.2brosparts.com/api/agent/collection/GB/chain-sprockets"},{"name":"Sprockets & Components (Rear)","url":"https://www.2brosparts.com/api/agent/collection/GB/sprockets-components-rear"}],"links":{"page":"https://www.2brosparts.com/products/mino-rear-sprocket-fusion-2-ring-23-850-50-steelalloy-black-ohyf9","buyOneNow":"https://www.2brosparts.com/api/agent/checkout/GB/25096e153766:1","basketWithThis":"https://www.2brosparts.com/api/agent/basket/GB/25096e153766:1"}},"market":{"country":"GB","countryName":"United Kingdom","locale":"en-gb","currency":"GBP","exchangeRateFromGbp":1,"pricesIncludeUkVat":true,"checkoutTax":null,"delivery":[{"name":"Standard","description":"Orders £15.00–£59.99 · 2–4 business days","carrier":null,"estimatedDays":"2–4 business days","price":{"amount":4.99,"formatted":"£4.99"},"free":false,"minimumOrder":{"amount":0,"formatted":"£0.00","gbp":0},"weightGrams":null},{"name":"Standard","description":"Orders £60.00 and up · 2–4 business days","carrier":null,"estimatedDays":"2–4 business days","price":{"amount":0,"formatted":"£0.00"},"free":true,"minimumOrder":{"amount":60,"formatted":"£60.00","gbp":60},"weightGrams":null}],"storeUrl":"https://www.2brosparts.com"},"navigate":{"start":"https://www.2brosparts.com/api/agent","search":"https://www.2brosparts.com/api/agent/search/GB/{words+joined+with+plus}"},"howToBuy":{"summary":"Build a basket for the shopper and give them one checkout link. Every URL is a plain path (no query string) and a GET. Nothing is stored between calls.","checkoutLinkFormat":"https://www.2brosparts.com/api/agent/checkout/GB/{basketKey}:{quantity},{basketKey}:{quantity}","steps":["1. Find products: follow links in these responses, or fetch https://www.2brosparts.com/api/agent/search/GB/{words+joined+with+plus} (e.g. https://www.2brosparts.com/api/agent/search/GB/brake+pads). Every product has a basketKey.","2. Optional check: https://www.2brosparts.com/api/agent/basket/GB/{basketKey}:{quantity},{basketKey}:{quantity} returns stock, totals per delivery option and the checkout link.","3. Give the shopper the checkout link. Opening it fills their basket with exactly these items (replacing what was there) and opens checkout for United Kingdom. They pay on 2brosparts.com through Stripe."],"noFetchNeeded":"You can write the checkout link yourself from basketKeys and quantities; nothing has to be fetched first. Each product also has links.buyOneNow, a ready link for one unit.","stateless":"Nothing is saved on our side. The items part of the URL is the whole basket: to change it, write the link again with the new list.","itemsFormat":"basketKey:quantity pairs joined by commas, e.g. 04f24aad4d68:2,7c1e9a0b3f2d:1. Quantity defaults to 1. Up to 50 products, 100 each.","country":"GB is the shopper's delivery country. Swap it for theirs (US, DE, FR…) in any URL; currency, tax and delivery follow it.","tips":["Put everything the shopper wants in one link.","Optionally add your name as a last path segment on checkout links (…/checkout/GB/<items>/claude) so the sale is credited to you.","The checkout link is for the shopper's browser. Do not open it yourself.","Signed-in trade account holders see their trade prices at checkout."]}}