{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"f3a3f7b159e5","name":"REAR SPROCKET JTR279.39 STEEL","sku":"SR279-39S","brand":"JT","mpn":null,"gtin":null,"condition":"new","inStock":true,"stock":1,"price":{"amount":15.25,"formatted":"£15.25"},"summary":"REAR SPROCKET JTR279.39 STEEL. Crafted from premium C49 high-carbon steel for long wear and durability. Features precision manufacturing for an exact fit and consistent power transfer. Engineered for durability in street, track, and off-road use. Material: C49 high-carbon steel. Tooth count: 39. Drive chain pitch: 520. Colour: Black.","attributes":[{"label":"General Product Group","value":"Chain & Sprockets"},{"label":"General Product Type","value":"Sprockets & Components (Rear)"},{"label":"Variant Id","value":"278121"}],"image":"https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/SR279-39S/c756518d17e83c98.jpg","images":["https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/SR279-39S/c756518d17e83c98.jpg","https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/SR279-39S/7d998b241642c919.png"],"description":"REAR SPROCKET JTR279.39 STEEL. Crafted from premium C49 high-carbon steel for long wear and durability. Features precision manufacturing for an exact fit and consistent power transfer. Engineered for durability in street, track, and off-road use. Material: C49 high-carbon steel. Tooth count: 39. Drive chain pitch: 520. Colour: Black.","descriptionMarkdown":"### JT Rear Steel Sprocket - 39 Tooth\n\nExperience unparalleled performance and longevity with the JT Steel Rear Sprocket. Crafted from premium C49 high-carbon steel, this sprocket is engineered to deliver OEM-level precision and exceptional durability for your motorcycle or ATV.\n\nThe meticulous manufacturing process ensures an exact fit, while the high-carbon steel construction guarantees extended wear life, providing reliable power transfer mile after mile. Whether you ride on the street, track, or off-road, this sprocket is designed to withstand demanding conditions.\n\n**Key Features:**\n\n\t\n- Constructed from durable C49 high-carbon steel for long-lasting performance.\n\t\n- Precision manufactured to provide an exact OEM fit.\n\t\n- Offers consistent power transfer and accurate sprocket tooth profiling.\n\t\n- Engineered for superior durability in all riding environments.\n\n**Specifications:**\n\n\t\n- Material: C49 high-carbon steel\n\t\n- Tooth Count: 39\n\t\n- Drive Chain Pitch: 520\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-jtr27939-steel","buyOneNow":"https://www.2brosparts.com/api/agent/checkout/GB/f3a3f7b159e5:1","basketWithThis":"https://www.2brosparts.com/api/agent/basket/GB/f3a3f7b159e5:1"}},"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."]}}