{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"18f5d14ec6b2","name":"275/300 90/100-21 DU TR4 TUBE","sku":"21T90DU","brand":"Dunlop","mpn":null,"gtin":null,"condition":"new","inStock":false,"stock":0,"price":{"amount":28.3,"formatted":"£28.30"},"promoCodesAllowed":false,"summary":"275/300 90/100-21 DU TR4 Tube.","attributes":[{"label":"Vehicle Type","value":"Tubes / Flaps"},{"label":"Vehicle Subtype","value":"Motocycle Tubes"},{"label":"GRP","value":"B6"}],"image":null,"images":[],"description":"275/300 90/100-21 DU TR4 Tube.","descriptionMarkdown":"### Dunlop 21-inch Motorcycle Inner Tube\n\nThe Dunlop 275/300 90/100-21 TR4 inner tube is a high-quality replacement component designed for off-road and enduro motorcycle tyres. Engineered by Dunlop for reliability and performance, this tube provides a consistent air seal to ensure optimal tyre pressure management across various terrains.\n\nFeaturing the standard TR4 valve stem, this inner tube is built to withstand the rigours of demanding riding conditions. Whether you are replacing a punctured tube or performing routine maintenance, this Dunlop inner tube offers the durability and fitment precision required for your 21-inch motorcycle wheel.\n\n### Key Features\n\n \n- Compatibility: Designed to fit 21-inch rims with tyre sizes ranging from 2.75 to 3.00 and 90/100 widths.\n \n- Reliable Construction: Manufactured using high-grade rubber compounds to resist punctures and maintain integrity under heat and pressure.\n \n- TR4 Valve Type: Equipped with the industry-standard TR4 valve stem for easy inflation and compatibility with most motorcycle rims.\n \n- Versatile Application: Ideal for motocross, enduro, and trail riding environments.\n \n- Genuine Quality: Engineered to Dunlop standards for consistent performance and long-lasting service life.","weightGrams":null,"fitments":[],"collections":[{"name":"Tubes / Flaps","url":"https://www.2brosparts.com/api/agent/collection/GB/tubes-flaps"},{"name":"Motocycle Tubes","url":"https://www.2brosparts.com/api/agent/collection/GB/motocycle-tubes"},{"name":"Tyres","url":"https://www.2brosparts.com/api/agent/collection/GB/tyres"}],"links":{"page":"https://www.2brosparts.com/products/275300-90100-21-du-tr4-tube","buyOneNow":null,"basketWithThis":null}},"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."]}}