{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"67dfedebb130","name":"Quarq DFOUR Road Power Meter DUB 110 BCD Shimano (BB not included): 175MM","sku":"ZYRO_PMQ8292175","brand":"Quarq","mpn":null,"gtin":null,"condition":"new","inStock":true,"stock":3,"price":{"amount":559.75,"formatted":"£559.75"},"summary":"Quarq DFOUR Road Power Meter DUB 110 BCD Shimano (BB not included)","attributes":[{"label":"Cycle Brand","value":"Quarq"},{"label":"Cycle Category","value":"COMPONENT"},{"label":"Manufacturer","value":"Quarq"},{"label":"Size","value":"175MM"},{"label":"Upc","value":"710845859168"}],"image":"https://b69270dd6ab1.blob.upstash.io/oracle/zyrofisher/ZYRO_5FPMQ8292175/7eedb41dce114c46.jpg","images":["https://b69270dd6ab1.blob.upstash.io/oracle/zyrofisher/ZYRO_5FPMQ8292175/7eedb41dce114c46.jpg"],"description":"Quarq DFOUR Road Power Meter DUB 110 BCD Shimano (BB not included)","descriptionMarkdown":"The Quarq DFour DUB Power Meter combines accurate, reliable power measurement with carbon Quarq DUB crankarms. Designed for use with Shimano Dura-Ace R9100 or Ultegra R8000 chainrings, it provides automatic calibration, temperature compensation and wireless ride data.\n\nA compatible SRAM Road DUB bottom bracket is required for installation.\n\n**Features**\n\n&bull; Power measurement accuracy within &plusmn;1.5%\n&bull; Measures power from both legs\n&bull; Bluetooth Low Energy and ANT+ wireless data transfer\n&bull; MagicZero automatic calibration\n&bull; AxCad cadence measurement without a cadence magnet\n&bull; 10K temperature compensation\n&bull; OmniCal technology allows chainring changes without affecting accuracy\n&bull; Tool-free CR2032 battery replacement\n&bull; Up to 200 hours of battery life\n&bull; IPX7 waterproof rating\n&bull; Two-year warranty\n\n**Specifications**\n\n**Speeds:** 11-speed\n**Crank Arm Length:** 170 mm\n**Bottom Bracket Compatibility:** SRAM Road DUB bottom brackets\n**Bolt Circle Diameter:** 110 BCD\n**Spindle Interface:** DUB\n**Chainring Guard:** None\n**Crank Arm Material:** Carbon\n**Crank Arm Colour:** Natural Carbon\n**Power Meter Type:** Spider\n**Battery:** CR2032\n**Bottom Bracket Required:** Yes","weightGrams":null,"fitments":[],"collections":[{"name":"COMPONENT","url":"https://www.2brosparts.com/api/agent/collection/GB/component"},{"name":"Cycle","url":"https://www.2brosparts.com/api/agent/collection/GB/cycle"}],"links":{"page":"https://www.2brosparts.com/products/quarq-dfour-road-power-meter-dub-110-bcd-shimano-bb-not-included-175mm","buyOneNow":"https://www.2brosparts.com/api/agent/checkout/GB/67dfedebb130:1","basketWithThis":"https://www.2brosparts.com/api/agent/basket/GB/67dfedebb130:1"}},"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."]}}