{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"0eec0783e4bf","name":"REAR SPROCKET ALLOY RENTHAL, ULTRALITE HARD ANODISED, TITANIUM 154W-520-42GRHA","sku":"SR210-42.REN.HA","brand":"Renthal","mpn":null,"gtin":null,"condition":"new","inStock":true,"stock":7,"price":{"amount":44.48,"formatted":"£44.48"},"summary":"RENTHAL 154W-520-42GRHA Ultralite Hard Anodised Rear Sprocket. 7075 T6 aluminium alloy. CNC machined. Hard anodising is an integral surface coating which significantly increases the hardness and wear resistance of the chainwheel surface. 390g.","attributes":[{"label":"General Product Group","value":"Chain & Sprockets"},{"label":"General Product Type","value":"Sprockets & Components (Rear)"},{"label":"Variant Id","value":"277719"}],"image":"https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/SR210-42_2EREN_2EHA/3fd2c56304338087.jpg","images":["https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/SR210-42_2EREN_2EHA/3fd2c56304338087.jpg","https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/SR210-42_2EREN_2EHA/e751566b5ddacfc3.jpg","https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/SR210-42_2EREN_2EHA/7bfe7488161b5788.jpg"],"description":"RENTHAL 154W-520-42GRHA Ultralite Hard Anodised Rear Sprocket. 7075 T6 aluminium alloy. CNC machined. Hard anodising is an integral surface coating which significantly increases the hardness and wear resistance of the chainwheel surface. 390g.","descriptionMarkdown":"### Renthal Ultralite Hard Anodised Rear Sprocket\n\nThis Renthal Ultralite Hard Anodised Rear Sprocket is engineered for high-performance road and road racing applications, offering exceptional durability and wear resistance.\n\n**Key Features:**\n\n \n- Material: Precision CNC machined from high-strength 7075 T6 aluminum alloy, the same premium material used for Renthal's offroad chainwheels.\n \n- Hard Anodised Finish: Features an integral surface coating that significantly enhances the hardness and wear resistance of the sprocket's surface.\n \n- Optimised for Longevity: The hard anodising process is specifically applied to increase the lifespan of the sprocket in demanding road conditions.\n \n- Ultralite Design: Engineered to be lightweight without compromising strength, contributing to overall performance.","weightGrams":null,"fitments":[{"make":"BETA","model":"RR 2T 250","cc":null,"notes":null,"years":"2013–2017"},{"make":"BETA","model":"RR 2T 300","cc":null,"notes":null,"years":"2013–2017"},{"make":"BETA","model":"RR ENDURO 350","cc":null,"notes":null,"years":"2013–2017"},{"make":"BETA","model":"RR ENDURO 390","cc":null,"notes":null,"years":"2015–2017"},{"make":"BETA","model":"RR ENDURO 400","cc":null,"notes":null,"years":"2013–2014"},{"make":"BETA","model":"RR ENDURO 430","cc":null,"notes":null,"years":"2015–2017"},{"make":"BETA","model":"RR ENDURO 450","cc":null,"notes":null,"years":"2013–2014"},{"make":"BETA","model":"RR ENDURO 480","cc":null,"notes":null,"years":"2015–2017"},{"make":"BETA","model":"RR ENDURO 498","cc":null,"notes":null,"years":"2013–2014"},{"make":"BETA","model":"XTRAINER 300","cc":null,"notes":null,"years":"2015–2017"},{"make":"HONDA","model":"CR 125","cc":null,"notes":null,"years":"1983–2007"},{"make":"HONDA","model":"CR 125R","cc":null,"notes":null,"years":"1980–2007"},{"make":"HONDA","model":"CR 250","cc":null,"notes":null,"years":"1984–2008"},{"make":"HONDA","model":"CR 250R","cc":null,"notes":null,"years":"1984–2008"},{"make":"HONDA","model":"CR 500","cc":null,"notes":null,"years":"1984–2005"},{"make":"HONDA","model":"CR 500R","cc":null,"notes":null,"years":"1984–2005"},{"make":"HONDA","model":"CRF 150F","cc":null,"notes":null,"years":"2003–2009"},{"make":"HONDA","model":"CRF 150R","cc":null,"notes":null,"years":"2007–2022"},{"make":"HONDA","model":"CRF 230F","cc":null,"notes":null,"years":"2003–2009"},{"make":"HONDA","model":"CRF 250R","cc":null,"notes":null,"years":"2004–2022"},{"make":"HONDA","model":"CRF 250RX","cc":null,"notes":null,"years":"2019–2022"},{"make":"HONDA","model":"CRF 250X","cc":null,"notes":null,"years":"2004–2017"},{"make":"HONDA","model":"CRF 450R","cc":null,"notes":null,"years":"2002–2022"},{"make":"HONDA","model":"CRF 450RX","cc":null,"notes":null,"years":"2017–2020"},{"make":"HONDA","model":"CRF 450X","cc":null,"notes":null,"years":"2005–2022"},{"make":"HONDA","model":"CRF RWE 450","cc":null,"notes":null,"years":"2019–2022"},{"make":"HONDA","model":"XR 650L","cc":null,"notes":null,"years":"1993–2017"},{"make":"HONDA","model":"XR 650R","cc":null,"notes":null,"years":"2000–2007"}],"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-alloy-renthal-ultralite-hard-anodised-titanium-154w-520-42grha","buyOneNow":"https://www.2brosparts.com/api/agent/checkout/GB/0eec0783e4bf:1","basketWithThis":"https://www.2brosparts.com/api/agent/basket/GB/0eec0783e4bf: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."]}}