{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"259abd3160ac","name":"HONDA CR 125 1992-1999 GRADE A 53.93mm TWIN RING REPLICA PISTON","sku":"V.2189A","brand":"Vertex","mpn":null,"gtin":null,"condition":"new","inStock":true,"stock":3,"price":{"amount":178.12,"formatted":"£178.12"},"summary":"Vertex pistons are manufactured using Low-Ex aluminium alloys with 12%, 18%, or 21% silicon content. They are made using gravity casting or hydraulic forging, followed by heat treatment in an automatic HT implant with solubilization by quench in hot water. Machining is done using CNC machines and diamond tools to achieve specific surface finishes. Each piston undergoes rigorous quality control. Vertex pistons are coated with Molybdenum Bisulphite for break-in and friction reduction. A new Phosphate Coating is also available, offering increased hardness, surface porosity, and superior adhesion for Molybdenum Coating, doubling coating durability. This is a Grade A, 53.93mm twin ring replica piston.","attributes":[],"image":"https://www.twsgb.co.uk/Graphics/Std_Product_Images/honda-cr-125-1992-1999-grade-a-53.93mm-single-ring-race-piston-1011-p.jpg","images":["https://www.twsgb.co.uk/Graphics/Std_Product_Images/honda-cr-125-1992-1999-grade-a-53.93mm-single-ring-race-piston-1011-p.jpg"],"description":"Vertex pistons are manufactured using Low-Ex aluminium alloys with 12%, 18%, or 21% silicon content. They are made using gravity casting or hydraulic forging, followed by heat treatment in an automatic HT implant with solubilization by quench in hot water. Machining is done using CNC machines and diamond tools to achieve specific surface finishes. Each piston undergoes rigorous quality control. Vertex pistons are coated with Molybdenum Bisulphite for break-in and friction reduction. A new Phosphate Coating is also available, offering increased hardness, surface porosity, and superior adhesion for Molybdenum Coating, doubling coating durability. This is a Grade A, 53.93mm twin ring replica piston.","descriptionMarkdown":"### Vertex Grade A 53.93mm Twin Ring Replica Piston\n\nEnhance the performance and reliability of your engine with this premium Vertex replacement piston. Engineered to meet exacting standards, this piston is designed for riders who demand precision, durability, and consistent power output.\n\nVertex utilizes exotic Low-Ex (low expansion) aluminium alloys, charged with high silicon content to ensure exceptional structural integrity and thermal stability. Each piston undergoes a sophisticated heat treatment process in automated implants to refine the material structure, ensuring it performs under high-stress conditions.\n\n**Key Features and Benefits:**\n\n \n- Advanced Manufacturing: Produced using either gravity casting or hydraulic forging, followed by precision CNC machining and diamond tooling for perfect surface finishes.\n \n- Phosphate Coating: Features a specialized all-over phosphate coating that increases surface hardness and provides light porosity for superior adhesion.\n \n- Molybdenum Bisulphite Finish: Coated with Molybdenum Bisulphite to reduce friction during the critical break-in period and throughout operation.\n \n- Enhanced Durability: The combination of phosphate and molybdenum coatings significantly extends the life of the piston, offering twice the durability of standard finishes.\n \n- Rigorous Quality Control: Every component passes through intensive manual and automatic quality assurance protocols to guarantee a high-quality product.\n \n- Twin Ring Design: Engineered for optimal sealing and compression, supporting consistent performance for your engine.\n\nWhether you are performing a routine rebuild or a performance upgrade, this Vertex piston provides the reliability and technical excellence required for peak engine operation.","weightGrams":null,"fitments":[],"collections":[],"links":{"page":"https://www.2brosparts.com/products/honda-cr-125-1992-1999-grade-a-5393mm-twin-ring-replica-piston","buyOneNow":"https://www.2brosparts.com/api/agent/checkout/GB/259abd3160ac:1","basketWithThis":"https://www.2brosparts.com/api/agent/basket/GB/259abd3160ac: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."]}}