{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"192931282a92","name":"HONDA CRF 250R 2016 - 2017 GRADE B 76.77mm HIGH COMPRESSION 14.3:1","sku":"V.4120B","brand":"Vertex","mpn":null,"gtin":null,"condition":"new","inStock":true,"stock":2,"price":{"amount":291.52,"formatted":"£291.52"},"summary":"Vertex high compression four-stroke piston. Forged from 2618 aluminum alloy. Features a Molybdenum Disulphide (MOS2) coating on the piston skirt for break-in and reduced wear. Piston size B, 76.77mm bore, 14.3:1 compression ratio.","attributes":[],"image":"https://www.twsgb.co.uk/Graphics/Std_Product_Images/honda-crf-250r-2016-2017-grade-b-76.77mm-high-compression-14.3-1-7605-p.jpg","images":["https://www.twsgb.co.uk/Graphics/Std_Product_Images/honda-crf-250r-2016-2017-grade-b-76.77mm-high-compression-14.3-1-7605-p.jpg"],"description":"Vertex high compression four-stroke piston. Forged from 2618 aluminum alloy. Features a Molybdenum Disulphide (MOS2) coating on the piston skirt for break-in and reduced wear. Piston size B, 76.77mm bore, 14.3:1 compression ratio.","descriptionMarkdown":"### Vertex High Compression Four-Stroke Piston\n\nMaximize the performance of your engine with this Vertex high-compression piston. Engineered for durability and precision, this component is designed to withstand the high pressures and extreme conditions of modern four-stroke engine operation.\n\nEach piston is forged from premium 2618 aluminum alloy, providing a superior strength-to-weight ratio that improves engine responsiveness. To ensure longevity and smooth operation, these pistons feature a specialized Molybdenum Disulphide (MOS2) coating on the skirt. This advanced coating helps to reduce friction, minimize wear during the break-in process, and ensure optimal performance from the moment you start your engine.\n\nThis Grade B piston is precision-machined to a diameter of 76.77mm, offering an exact fit that maximizes compression and power while effectively reducing blow-by and oil consumption.\n\n### Key Features\n\n \n- High Compression Ratio: Engineered at 14.3:1 to boost engine power and torque.\n \n- Premium Construction: Forged from high-quality 2618 aluminum alloy for exceptional structural integrity.\n \n- MOS2 Skirt Coating: Unique Molybdenum Disulphide coating reduces friction, heat, and wear.\n \n- Precision Sizing: Grade B 76.77mm specification ensures a perfect seal within the cylinder bore.\n \n- Performance Optimized: Designed to maintain peak performance and efficiency under racing conditions.","weightGrams":null,"fitments":[],"collections":[],"links":{"page":"https://www.2brosparts.com/products/honda-crf-250r-2016-2017-grade-b-7677mm-high-compression-1431","buyOneNow":"https://www.2brosparts.com/api/agent/checkout/GB/192931282a92:1","basketWithThis":"https://www.2brosparts.com/api/agent/basket/GB/192931282a92:1"}},"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."]}}