{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"d55465ac6429","name":"REAR SPROCKET JTR819.37 JT 520","sku":"SR819-37.S.JT","brand":"JT","mpn":null,"gtin":null,"condition":"new","inStock":true,"stock":1,"price":{"amount":19.19,"formatted":"£19.19"},"summary":"JT Steel Rear Sprocket JTR819.37. Features C49 high-carbon steel for long wear. Precision manufacturing for exact OEM fit. Broad coverage with 2,500+ motorcycle and ATV applications. Consistent power transfer and sprocket tooth profile accuracy. Engineered for durability in street, track, and off-road use. Specifications: Material C49 high-carbon steel, Tooth count 37, 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":"279085"}],"image":"https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/SR819-37_2ES_2EJT/83ba14a9628dc636.jpg","images":["https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/SR819-37_2ES_2EJT/83ba14a9628dc636.jpg","https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/SR819-37_2ES_2EJT/996e1ef4cbdef670.png"],"description":"JT Steel Rear Sprocket JTR819.37. Features C49 high-carbon steel for long wear. Precision manufacturing for exact OEM fit. Broad coverage with 2,500+ motorcycle and ATV applications. Consistent power transfer and sprocket tooth profile accuracy. Engineered for durability in street, track, and off-road use. Specifications: Material C49 high-carbon steel, Tooth count 37, Drive chain pitch 520, Colour Black.","descriptionMarkdown":"### JT Rear Sprocket JTR819.37 for 520 Pitch Chains - 37 Tooth\n\nExperience superior performance and longevity with the JT Steel Rear Sprocket. Engineered from premium C49 high-carbon steel, this sprocket is built to withstand the demands of street, track, and off-road riding.\n\n**Key Features:**\n\n \n- Constructed from durable C49 high-carbon steel for extended wear life.\n \n- Precision manufacturing ensures an exact fit, comparable to OEM specifications.\n \n- Designed for consistent and reliable power transfer to your drive chain.\n \n- Features an accurate sprocket tooth profile for optimal chain engagement.\n \n- Offers robust durability for a wide range of riding conditions.\n\n**Specifications:**\n\n \n- Material: C49 High-Carbon Steel\n \n- Tooth Count: 37\n \n- Chain Pitch Compatibility: 520\n \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-jtr81937-jt-520","buyOneNow":"https://www.2brosparts.com/api/agent/checkout/GB/d55465ac6429:1","basketWithThis":"https://www.2brosparts.com/api/agent/basket/GB/d55465ac6429:1"}},"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."]}}