{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"54e82028d5a1","name":"KIT EX VALVE+SPRING KX250F, PROX 28.SES4335-1 EXHAUST","sku":"65-K110.PX","brand":"Pro-X Racing","mpn":null,"gtin":null,"condition":"new","inStock":true,"stock":1,"price":{"amount":152.27,"formatted":"£152.27"},"summary":"Prox Steel Exhaust Valve/Spring Kit. This kit contains a set of steel exhaust valves plus a set of special designed stronger valve springs. The ProX kit replaces OEM valves and valve springs and can be installed using OEM retainers, bases, and valve seats. PROX 28.SES4335-1.","attributes":[{"label":"General Product Group","value":"Cam & Valvetrain"},{"label":"General Product Type","value":"Valve & Spring Kit"},{"label":"Variant Id","value":"264457"}],"image":"https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/65-K110_2EPX/795abf4fc21d23bd.jpg","images":["https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/65-K110_2EPX/795abf4fc21d23bd.jpg","https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/65-K110_2EPX/1a98d6715bc95e70.jpg"],"description":"Prox Steel Exhaust Valve/Spring Kit. This kit contains a set of steel exhaust valves plus a set of special designed stronger valve springs. The ProX kit replaces OEM valves and valve springs and can be installed using OEM retainers, bases, and valve seats. PROX 28.SES4335-1.","descriptionMarkdown":"### ProX Steel Exhaust Valve and Spring Kit\n\nUpgrade your motorcycle's performance and durability with the ProX Steel Exhaust Valve and Spring Kit. This high-quality kit is designed to replace OEM titanium valves with stronger, more resilient steel components.\n\nProX offers a comprehensive range of titanium-to-steel conversion kits. The ProX steel valves significantly extend lifespan compared to OEM titanium valves, offering up to three times the durability.\n\n**Key Features:**\n\n- Includes a set of steel exhaust valves.\n\n- Comes with specially designed, stronger valve springs to compensate for the increased weight of steel valves.\n\n- Direct replacement for OEM valves and valve springs.\n\n- Utilizes OEM retainers, bases, and valve seats for easy installation.\n\n- Constructed from durable steel for enhanced longevity.","weightGrams":null,"fitments":[{"make":"KAWASAKI","model":"KX 250F","cc":null,"notes":null,"years":"2004–2016"},{"make":"SUZUKI","model":"RM-Z 250","cc":null,"notes":null,"years":"2004–2006"}],"collections":[{"name":"Cam & Valvetrain","url":"https://www.2brosparts.com/api/agent/collection/GB/cam-valvetrain"},{"name":"Valve & Spring Kit","url":"https://www.2brosparts.com/api/agent/collection/GB/valve-spring-kit"}],"links":{"page":"https://www.2brosparts.com/products/kit-ex-valvespring-kx250f-prox-28ses4335-1-exhaust","buyOneNow":"https://www.2brosparts.com/api/agent/checkout/GB/54e82028d5a1:1","basketWithThis":"https://www.2brosparts.com/api/agent/basket/GB/54e82028d5a1:1"}},"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."]}}