{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"9233f702c706","name":"PISTON KIT 50cc 39.50mm, PROX 01.1010.050 -GW0- / -GW2-","sku":"56-W9850.050.PX","brand":"Pro-X Racing","mpn":null,"gtin":null,"condition":"new","inStock":true,"stock":1,"price":{"amount":42.37,"formatted":"£42.37"},"summary":"PISTON KIT 50cc 39.50mm PROX 01.1010.050 -GW0- / -GW2- Over Size +0.50mm. Machined from the same low-expansion, low-friction alloy used by OEM engine manufacturers, Pro-X pistons are a top-quality aftermarket option. A first-class economical replacement for the original piston. Kit includes the piston, rings, circlips, and gudgeon pins. Little end bearing needs to be purchased separately. Please measure your cylinder to check clearance before ordering.","attributes":[{"label":"General Product Group","value":"Engine"},{"label":"General Product Type","value":"Pistons & Kits"},{"label":"General Size","value":"39.50mm"},{"label":"Variant Id","value":"258914"}],"image":"https://www.oro2u.com/media/catalog/product/s/t/stock57860_1.jpg","images":["https://www.oro2u.com/media/catalog/product/s/t/stock57860_1.jpg"],"description":"PISTON KIT 50cc 39.50mm PROX 01.1010.050 -GW0- / -GW2- Over Size +0.50mm. Machined from the same low-expansion, low-friction alloy used by OEM engine manufacturers, Pro-X pistons are a top-quality aftermarket option. A first-class economical replacement for the original piston. Kit includes the piston, rings, circlips, and gudgeon pins. Little end bearing needs to be purchased separately. Please measure your cylinder to check clearance before ordering.","descriptionMarkdown":"### PROX Piston Kit 50cc 39.50mm Oversize\n\n**PROX Piston Kit** is designed as a high-quality aftermarket replacement for your original piston. This kit provides an economical solution for restoring your engine's performance.\n\n#### Key Features:\n\n\t\n- Bore Size: 39.50mm\n\t\n- Oversize: +0.50mm\n\t\n- Material: Machined from a low-expansion, low-friction alloy, similar to what OEM engine manufacturers use.\n\t\n- Kit Contents: Includes piston, rings, circlips, and gudgeon pins.\n\t\n- Note: The little end bearing needs to be purchased separately.\n\nIt is recommended to measure your cylinder to confirm clearance before ordering this piston kit. This ensures a proper fit and optimal performance for your engine.","weightGrams":null,"fitments":[{"make":"BETA","model":"RR 50","cc":null,"notes":null,"years":"2005–2016"},{"make":"BETA","model":"RR ENDURO 2T 50","cc":null,"notes":null,"years":"2005–2024"},{"make":"HONDA","model":"DIO 50","cc":null,"notes":null,"years":"1993–2006"},{"make":"IBESTON","model":"CL QT A 50","cc":null,"notes":null,"years":"1950–2019"},{"make":"KYMCO","model":"DJ 50","cc":null,"notes":null,"years":"1950–2019"},{"make":"KYMCO","model":"KB 50","cc":null,"notes":null,"years":"1950–2019"},{"make":"KYMCO","model":"PEOPLE 50","cc":null,"notes":null,"years":"1950–2019"},{"make":"KYMCO","model":"SCOUT 50","cc":null,"notes":null,"years":"1950–2019"},{"make":"KYMCO","model":"SUPER 9 50","cc":null,"notes":null,"years":"2003–2009"},{"make":"RIEJU","model":"RS 1 50","cc":null,"notes":null,"years":"2017"},{"make":"RIEJU","model":"SPIKE 50","cc":null,"notes":null,"years":"1988–2014"},{"make":"SHERCO","model":"SE 50","cc":null,"notes":null,"years":"2003–2017"},{"make":"SHERCO","model":"SE-R 50","cc":null,"notes":null,"years":"2003–2024"},{"make":"SHERCO","model":"SM 50","cc":null,"notes":null,"years":"2003–2017"},{"make":"SHERCO","model":"SM-R 50","cc":null,"notes":null,"years":"2003–2024"}],"collections":[{"name":"Engine","url":"https://www.2brosparts.com/api/agent/collection/GB/engine"},{"name":"Pistons & Kits","url":"https://www.2brosparts.com/api/agent/collection/GB/pistons-kits"}],"links":{"page":"https://www.2brosparts.com/products/piston-kit-50cc-3950mm-prox-011010050-gw0-gw2","buyOneNow":"https://www.2brosparts.com/api/agent/checkout/GB/9233f702c706:1","basketWithThis":"https://www.2brosparts.com/api/agent/basket/GB/9233f702c706:1"}},"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."]}}