{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"9be5abefe464","name":"YAMAHA YZ / YZF / WR / WRF 125 / 250 / 400 / 426 / 450 1999 - 2022 BLACK REAR SPROCKET 50 TOOTH","sku":"WF.245.BK50","brand":"Supersprox","mpn":null,"gtin":null,"condition":"new","inStock":true,"stock":8,"price":{"amount":59.86,"formatted":"£59.86"},"summary":"Supersprox Alloy Sprocket crafted from 7075-T651 aerospace aluminum for maximum durability. CNC machined to tight tolerances for perfect concentricity and fit. The Works-Light design offers optimum weight reduction while maintaining strength, weighing 67% less than steel sprockets. Features an exceptionally hard-wearing surface and dirt grooves for increased chain wheel life, outlasting the competition. The anodized anti-corrosion surface is technical and attractive, with a hard coating that aids in prolonged system life. Supersprox patented tooth profile increases chain life up to 15%. This sprocket is colour-coded for dirt bike manufacturers and models, finished in wear-resistant anodized colours for a factory bike look. Specifically designed for Supercross, Motocross, and Off-Road Bikes. 50 tooth, black.","attributes":[],"image":"https://www.twsgb.co.uk/Graphics/Std_Product_Images/yamaha-yz-yzf-wr-wrf-125-250-400-426-450-1999-2018-black-rear-sprocket-50-tooth-8315-p.jpg","images":["https://www.twsgb.co.uk/Graphics/Std_Product_Images/yamaha-yz-yzf-wr-wrf-125-250-400-426-450-1999-2018-black-rear-sprocket-50-tooth-8315-p.jpg"],"description":"Supersprox Alloy Sprocket crafted from 7075-T651 aerospace aluminum for maximum durability. CNC machined to tight tolerances for perfect concentricity and fit. The Works-Light design offers optimum weight reduction while maintaining strength, weighing 67% less than steel sprockets. Features an exceptionally hard-wearing surface and dirt grooves for increased chain wheel life, outlasting the competition. The anodized anti-corrosion surface is technical and attractive, with a hard coating that aids in prolonged system life. Supersprox patented tooth profile increases chain life up to 15%. This sprocket is colour-coded for dirt bike manufacturers and models, finished in wear-resistant anodized colours for a factory bike look. Specifically designed for Supercross, Motocross, and Off-Road Bikes. 50 tooth, black.","descriptionMarkdown":"### Supersprox Works-Light 50-Tooth Rear Sprocket - Black\n\nEnhance your off-road performance with the Supersprox Works-Light rear sprocket. Engineered for riders who demand the perfect balance of lightweight agility and industrial-grade durability, this sprocket is specifically designed to meet the rigorous requirements of motocross, supercross, and off-road environments.\n\nConstructed from 7075-T651 aerospace aluminum, this component is 67 percent lighter than standard steel alternatives, significantly reducing unsprung weight to improve handling and suspension response. CNC machined to exacting tolerances, it ensures perfect concentricity and a precise fit for reliable power delivery.\n\n### Key Features and Benefits\n\n \n- Advanced Material Composition: Crafted from high-grade 7075-T651 aerospace aluminum for maximum durability.\n \n- Works-Light Design: Optimized for weight reduction without sacrificing strength, making it one of the lightest aluminum sprockets available.\n \n- Patented Tooth Profile: Engineered to reduce friction and increase chain life by up to 15 percent.\n \n- Dirt Management: Features integrated mud-clearing grooves that help remove debris, significantly extending the life of the sprocket and chain.\n \n- Corrosion Resistance: Finished with a hard-wearing, anodized coating that provides superior anti-corrosion protection and a sleek factory appearance.\n \n- Precision Engineering: CNC machined to tight tolerances to ensure accurate fitment and long-lasting performance under extreme conditions.\n\nWhether you are competing in professional racing or enjoying demanding trail rides, the Supersprox Works-Light rear sprocket provides the technical edge needed to maintain peak performance. Its durable finish and specialized design make it an essential upgrade for any serious rider looking to maximize their machine's potential.","weightGrams":null,"fitments":[],"collections":[],"links":{"page":"https://www.2brosparts.com/products/yamaha-yz-yzf-wr-wrf-125-250-400-426-450-1999-2022-black-rear-sprocket-50-tooth","buyOneNow":"https://www.2brosparts.com/api/agent/checkout/GB/9be5abefe464:1","basketWithThis":"https://www.2brosparts.com/api/agent/basket/GB/9be5abefe464:1"}},"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."]}}