{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"bfd64f9a025a","name":"REAR SPROCKET STEEL HARD ZBK, C45 INDUCTIONJTR1800.42ZBK","sku":"SR1800-42.S.ZBK","brand":"JT","mpn":null,"gtin":null,"condition":"new","inStock":true,"stock":2,"price":{"amount":25.07,"formatted":"£25.07"},"summary":"The next standard in MX durability and efficiency features a unique self-cleaning profile that keeps the contact patch clear while trimming weight. Heat-induction hardened C45 steel lasts up to six times longer than 7075 aluminium, protecting your chain and your lap times. Unique self-cleaning design keeps contact area clear. Significantly reduced weight versus conventional steel rears. Heat-induction hardened C45 steel construction. Lasts up to 6x longer than a 7075-aluminium sprocket. Greatly extends chain life by minimizing abrasive buildup. Optimized tooth geometry for smooth, efficient drive. Material: Heat-induction hardened C45 steel. Tooth count: 42. Drive chain pitch: 530. Colour: Black.","attributes":[{"label":"General Product Group","value":"Chain & Sprockets"},{"label":"General Product Type","value":"Sprockets & Components (Rear)"},{"label":"Variant Id","value":"277536"}],"image":"https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/SR1800-42_2ES_2EZBK/9e839a452d717b9c.jpg","images":["https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/SR1800-42_2ES_2EZBK/9e839a452d717b9c.jpg","https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/SR1800-42_2ES_2EZBK/9542102ce1b2071b.png"],"description":"The next standard in MX durability and efficiency features a unique self-cleaning profile that keeps the contact patch clear while trimming weight. Heat-induction hardened C45 steel lasts up to six times longer than 7075 aluminium, protecting your chain and your lap times. Unique self-cleaning design keeps contact area clear. Significantly reduced weight versus conventional steel rears. Heat-induction hardened C45 steel construction. Lasts up to 6x longer than a 7075-aluminium sprocket. Greatly extends chain life by minimizing abrasive buildup. Optimized tooth geometry for smooth, efficient drive. Material: Heat-induction hardened C45 steel. Tooth count: 42. Drive chain pitch: 530. Colour: Black.","descriptionMarkdown":"### Steel Rear Sprocket - 42 Tooth - Black\n\nUpgrade your motorcycle's drivetrain with this high-performance steel rear sprocket. Engineered for superior durability and efficiency, this sprocket is designed to withstand the rigors of performance riding.\n\n#### Key Features:\n\n\t\n- Durable Construction: Made from heat-induction hardened C45 steel for exceptional longevity, offering up to six times the lifespan of aluminum sprockets.\n\t\n- Self-Cleaning Design: Features a unique tooth profile that actively clears mud and debris, ensuring optimal contact and reducing wear.\n\t\n- Weight Reduction: Despite its steel construction, this sprocket boasts a significantly reduced weight compared to conventional steel rears, contributing to better handling and acceleration.\n\t\n- Extended Chain Life: The hardened steel and self-cleaning design minimize abrasive buildup, greatly extending the life of your drive chain.\n\t\n- Optimized Performance: The tooth geometry is carefully engineered for smooth, efficient power transfer to the rear wheel.\n\t\n- Aesthetic Finish: Comes in a sleek black finish to complement your motorcycle's look.\n\n#### Specifications:\n\n\t\n- Material: Heat-induction hardened C45 steel\n\t\n- Tooth Count: 42\n\t\n- Drive Chain Pitch: 530\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-steel-hard-zbk-c45-inductionjtr180042zbk","buyOneNow":"https://www.2brosparts.com/api/agent/checkout/GB/bfd64f9a025a:1","basketWithThis":"https://www.2brosparts.com/api/agent/basket/GB/bfd64f9a025a: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."]}}