{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"e89f276650e2","name":"METZELER 90/90-21M/C 54T KAROO 4 FR TL M+S [F]","sku":"909021MZ0E9FVT","brand":"Metzeler","mpn":null,"gtin":null,"condition":"new","inStock":false,"stock":0,"price":{"amount":119.57,"formatted":"£119.57"},"promoCodesAllowed":false,"summary":"METZELER KAROO 4 FRONT 90/90-21M/C 54T TL M+S Tyre.","attributes":[{"label":"Vehicle Type","value":"Motorcycle"},{"label":"Vehicle Subtype","value":"Enduro"},{"label":"GRP","value":"9K"},{"label":"Section","value":"90"},{"label":"Profile","value":"90"},{"label":"Rim","value":"21"},{"label":"Speed","value":"T"},{"label":"Tyre Pattern","value":"KAROO 4 FRONT"},{"label":"Tyre Type","value":"D"},{"label":"Tyre Type Info","value":"Directional"}],"image":null,"images":[],"description":"METZELER KAROO 4 FRONT 90/90-21M/C 54T TL M+S Tyre.","descriptionMarkdown":"### Metzeler Karoo 4 Front Tyre\n\nThe Metzeler Karoo 4 is a premium adventure enduro tyre engineered to provide exceptional off road traction and reliable on road handling. Designed for riders who demand versatility, this tyre features an advanced tread pattern that balances aggressive dirt performance with consistent stability on tarmac.\n\nWhether you are navigating loose gravel, mud, or long stretches of highway, the Karoo 4 provides the confidence needed for varied terrain. Its robust construction ensures durability, while the specific rubber compound offers effective grip in both wet and dry conditions.\n\n### Key Features\n\n \n- Advanced Tread Design: Optimized for superior traction in off road environments, including mud and loose dirt.\n \n- On Road Stability: Engineered to provide a smooth and predictable ride during transitions to paved surfaces.\n \n- M+S Rated: Features Mud and Snow classification for increased capability across changing weather conditions.\n \n- Durable Construction: Built for high resistance to cuts and abrasions common in adventure riding.\n \n- Tubeless (TL) Configuration: Designed for modern wheel fitments to ensure reliable performance and ease of maintenance.\n\n### Technical Specifications\n\n \n- Type: Adventure Enduro Front Tyre\n \n- Section Width: 90\n \n- Profile Aspect Ratio: 90\n \n- Rim Diameter: 21 inches\n \n- Speed Rating: T (up to 118 mph / 190 km/h)\n \n- Load Index: 54\n \n- Classification: M+S (Mud and Snow)","weightGrams":null,"fitments":[],"collections":[{"name":"Motorcycle","url":"https://www.2brosparts.com/api/agent/collection/GB/motorcycle"},{"name":"Enduro","url":"https://www.2brosparts.com/api/agent/collection/GB/enduro"}],"links":{"page":"https://www.2brosparts.com/products/metzeler-9090-21mc-54t-karoo-4-fr-tl-ms-f-8d8f2","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."]}}