{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"3e5f9bd2bb40","name":"REAR SPROCKET JTR257.41 JT 420","sku":"SR257-41.S.JT","brand":"JT","mpn":null,"gtin":null,"condition":"new","inStock":true,"stock":3,"price":{"amount":8.23,"formatted":"£8.23"},"summary":"REAR SPROCKET JTR257.41 JT 420. Made from premium C49 high-carbon steel for long wear. Precision manufacturing ensures an exact OEM fit. This sprocket has 36 teeth and a 420 drive chain pitch. Engineered for durability in street, track, and off-road use. Consistent power transfer and accurate sprocket tooth profile. Colour is black.","attributes":[{"label":"General Product Group","value":"Chain & Sprockets"},{"label":"General Product Type","value":"Sprockets & Components (Rear)"},{"label":"Variant Id","value":"278073"}],"image":"https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/SR257-41_2ES_2EJT/47dd16871224c5e7.jpg","images":["https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/SR257-41_2ES_2EJT/47dd16871224c5e7.jpg","https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/SR257-41_2ES_2EJT/4615c2b77f292fc5.png"],"description":"REAR SPROCKET JTR257.41 JT 420. Made from premium C49 high-carbon steel for long wear. Precision manufacturing ensures an exact OEM fit. This sprocket has 36 teeth and a 420 drive chain pitch. Engineered for durability in street, track, and off-road use. Consistent power transfer and accurate sprocket tooth profile. Colour is black.","descriptionMarkdown":"### JT Rear Sprocket - JTR257.41 420 Pitch\n\nEnhance your motorcycle's performance and durability with the JT Rear Sprocket JTR257.41. Engineered for precision and built to last, this sprocket is crafted from premium C49 high-carbon steel, ensuring exceptional wear resistance and reliable power transfer.\n\n**Key Features:**\n\n\t\n- Constructed from high-carbon C49 steel for extended wear life.\n\t\n- Precision manufacturing guarantees an exact fit, comparable to Original Equipment Manufacturer (OEM) standards.\n\t\n- Designed for consistent power delivery and accurate sprocket tooth profiles.\n\t\n- Engineered for superior durability suitable for street, track, and off-road riding conditions.\n\n**Specifications:**\n\n\t\n- Material: C49 High-Carbon Steel\n\t\n- Tooth Count: 36\n\t\n- Chain Pitch: 420\n\t\n- Color: Black","weightGrams":null,"fitments":[],"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-jtr25741-jt-420","buyOneNow":"https://www.2brosparts.com/api/agent/checkout/GB/3e5f9bd2bb40:1","basketWithThis":"https://www.2brosparts.com/api/agent/basket/GB/3e5f9bd2bb40:1"}},"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."]}}