{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"be20673363f2","name":"REAR SPROCKET ALLOY SI RENTHAL, SILVER ULTRALITE 191U-420-50GESI, 191U-420-50GESI","sku":"SR106-50.REN","brand":"Renthal","mpn":null,"gtin":null,"condition":"new","inStock":true,"stock":2,"price":{"amount":43.06,"formatted":"£43.06"},"summary":"Renthal Ultralite rear sprocket, silver. Hard anodised rear chainwheel for road and road racing applications. CNC machined from 7075 T6 material with a hard anodizing process for increased hardness and wear resistance. Model number 191U-420-50GESI.","attributes":[{"label":"General Product Group","value":"Chain & Sprockets"},{"label":"General Product Type","value":"Sprockets & Components (Rear)"},{"label":"Variant Id","value":"277200"}],"image":"https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/SR106-50_2EREN/944700de6e4469f2.jpg","images":["https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/SR106-50_2EREN/944700de6e4469f2.jpg","https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/SR106-50_2EREN/81ef24713fee7226.jpg","https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/SR106-50_2EREN/4bd1186d6cf1d4a8.jpg"],"description":"Renthal Ultralite rear sprocket, silver. Hard anodised rear chainwheel for road and road racing applications. CNC machined from 7075 T6 material with a hard anodizing process for increased hardness and wear resistance. Model number 191U-420-50GESI.","descriptionMarkdown":"### Renthal Ultralite Rear Sprocket - Silver\n\nThis Renthal Ultralite Rear Sprocket is engineered for superior performance and durability, featuring a hard anodised silver finish. It is CNC machined from high-grade 7075 T6 aluminum, the same premium material used in Renthal's offroad chainwheels, ensuring exceptional strength and lightness.\n\nThe hard anodising process is a crucial surface treatment that significantly enhances the sprocket's hardness and resistance to wear, making it ideal for demanding road and road racing conditions. This integral surface coating provides long-lasting performance and reliability.\n\n**Key Features:**\n\n \n- Manufacturer: Renthal\n \n- Model: Ultralite\n \n- Finish: Hard Anodised Silver\n \n- Material: 7075 T6 Aluminum\n \n- Design: Specifically for road and road racing applications\n \n- Durability: Enhanced wear resistance due to hard anodising\n \n- Precision: CNC machined for accuracy and optimal performance","weightGrams":null,"fitments":[{"make":"KAWASAKI","model":"KX 100","cc":null,"notes":null,"years":"1987–1997"},{"make":"KAWASAKI","model":"KX 80","cc":null,"notes":null,"years":"1979–2000"},{"make":"KAWASAKI","model":"KX 85","cc":null,"notes":null,"years":"2001–2020"},{"make":"KAWASAKI","model":"KX B1 B19 60","cc":null,"notes":null,"years":"1985–2000"}],"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/rear-sprocket-alloy-si-renthal-silver-ultralite-191u-420-50gesi-191u-420-50gesi","buyOneNow":"https://www.2brosparts.com/api/agent/checkout/GB/be20673363f2:1","basketWithThis":"https://www.2brosparts.com/api/agent/basket/GB/be20673363f2:1"}},"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."]}}