{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"18d9c7666e13","name":"MASTER CYLINDER 15.80mm, MC-08652, 45500-410-000, 34-37283","sku":"42-2091.FIR","brand":"Factory Image Racing","mpn":null,"gtin":null,"condition":"new","inStock":true,"stock":21,"price":{"amount":35.6,"formatted":"£35.60"},"summary":"MASTER CYLINDER Piston 15.80. Meets or exceeds OEM quality. Direct OEM replacement. All products are factory tested for 100% reliability. Designed to handle increased power loads. FIR Racing products are a high-quality replacement part and carry a guarantee of satisfaction. Cross reference numbers: MC-08652, 45500-410-000, 34-37283. Part No. 42-2091.","attributes":[{"label":"General Product Group","value":"Handlebar & Controls"},{"label":"General Product Type","value":"Master Cylinders & Rebuild Kits"},{"label":"Variant Id","value":"296808"}],"image":"https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/42-2091_2EFIR/484a0eea969044b7.jpg","images":["https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/42-2091_2EFIR/484a0eea969044b7.jpg","https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/42-2091_2EFIR/cb6f140ea3eef667.jpg","https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/42-2091_2EFIR/074f0b0b1212eabe.jpg","https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/42-2091_2EFIR/b9923caaf8dc85b3.jpg"],"description":"MASTER CYLINDER Piston 15.80. Meets or exceeds OEM quality. Direct OEM replacement. All products are factory tested for 100% reliability. Designed to handle increased power loads. FIR Racing products are a high-quality replacement part and carry a guarantee of satisfaction. Cross reference numbers: MC-08652, 45500-410-000, 34-37283. Part No. 42-2091.","descriptionMarkdown":"### Master Cylinder with 15.80mm Piston\n\nThis master cylinder is a high-quality replacement part designed to meet or exceed OEM specifications. Engineered for reliability and performance, it is factory tested to ensure 100% functionality.\n\n#### Key Features:\n\n \n- Piston Diameter: 15.80mm\n \n- Direct OEM replacement\n \n- Meets or exceeds OEM quality standards\n \n- Factory tested for 100% reliability\n \n- Designed to handle increased power loads\n \n- FIR Racing products offer a guarantee of satisfaction\n\nThis master cylinder is a product of FIR Racing, known for its high-quality replacement parts.\n\nCross reference numbers include MC-08652, 45500-410-000, and 34-37283. The part number is 42-2091.","weightGrams":null,"fitments":[],"collections":[{"name":"Handlebar & Controls","url":"https://www.2brosparts.com/api/agent/collection/GB/handlebar-controls"},{"name":"Master Cylinders & Rebuild Kits","url":"https://www.2brosparts.com/api/agent/collection/GB/master-cylinders-rebuild-kits"}],"links":{"page":"https://www.2brosparts.com/products/master-cylinder-1580mm-mc-08652-45500-410-000-34-37283","buyOneNow":"https://www.2brosparts.com/api/agent/checkout/GB/18d9c7666e13:1","basketWithThis":"https://www.2brosparts.com/api/agent/basket/GB/18d9c7666e13:1"}},"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."]}}