{"product_id":"brompton-c-line-4-speed-dune-sand","title":"Brompton C Line 4-Speed - Dune Sand","description":"\u003ch3\u003eBrompton C Line 4-Speed\u003cstrong\u003e\u003c\/strong\u003e\n\u003c\/h3\u003e\n\u003cdiv class=\"rte leading-normal body subtext-md\"\u003e\n\u003cp\u003e\u003cspan\u003eThe C Line from Brompton lets you go anywhere easily and confidently. Helping you roll with the adventures that life presents, with the C Line you can commute, travel, and run errands in style. As with all of the stunning Brompton bikes, this model allows each journey to be a joyful experience full of agility and power.\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eRefinement is showcased in every element of this versatile bike. Promising a smooth ride, the 4-speed gearing system and powerful brakes ensure control and precision can be enjoyed. This makes for a comfortable riding experience that is powerful and exciting.\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eExpert engineering isn't the only benefit that this everyday bike brings. Letting you roll and glide around with ease, the ergonomic folding system can be actioned in 20 seconds to turn your 2-wheeled wonder into a compact carry accessory. Perfect for commuters or carefree travelers who want to visit every part of a new location, the frame is lightweight for easy carrying.   \u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e \u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eFinished with powder coating, our team of experts hand make each bike in the London Brompton factory using energy from over 90% renewable sources.\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eThe C Line makes traveling around a breeze. Letting you embrace fun-filled moments whenever they arise, with Brompton, you can experience the world in a brighter, more powerful way.\u003c\/span\u003e\u003cstrong\u003e\u003c\/strong\u003e\u003cstrong\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cimg height=\"172\" width=\"100%\" alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0032\/9023\/4992\/files\/2026-05-05_13h14_11.png?v=1777983310\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch4\u003e\n\u003cspan\u003eKey Details\u003c\/span\u003e\u003cimg class=\"tall-image-title-tiles__image\" loading=\"lazy\" alt=\"\" src=\"https:\/\/dam.brompton.com\/filestore\/4\/7\/3\/3_ccb1090a083c4e3\/3374_79baa4d0b7d62c8.jpg\" data-v-777b0db0=\"\"\u003e\n\u003c\/h4\u003e\n\u003cdiv class=\"tall-image-title-tiles__tile\" data-v-777b0db0=\"\"\u003e\n\u003ch5 class=\"tall-image-title-tiles__title\" data-v-777b0db0=\"\"\u003e4-speed\u003c\/h5\u003e\n\u003cdiv class=\"tall-image-title-tiles__text br-rte\" data-v-777b0db0=\"\"\u003eDo even more. All the range of – and sometimes even more than a road, hybrid, commuter or city bike, all with the convenience of the compact Brompton package.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"tall-image-title-tiles__tile\" data-v-777b0db0=\"\"\u003e\n\u003cbr\u003e\n\u003ch5 class=\"tall-image-title-tiles__title\" data-v-777b0db0=\"\"\u003eRoller Rack\u003c\/h5\u003e\n\u003cdiv class=\"tall-image-title-tiles__text br-rte\" data-v-777b0db0=\"\"\u003eOffers extra carrying capacity and makes the bike more stable when folded and finally allows the bike to be easily rolled along when folded.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"tall-image-title-tiles__tile\" data-v-777b0db0=\"\"\u003e\n\u003cbr\u003e\n\u003ch5 class=\"tall-image-title-tiles__title\" data-v-777b0db0=\"\"\u003eExclusive new colors\u003c\/h5\u003e\n\u003cdiv class=\"tall-image-title-tiles__text br-rte\" data-v-777b0db0=\"\"\u003eAmethyst Lacquer, Cloud Metallic, Palm Green and Red Plum are new color options for C Line 4 Speed\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"tall-image-title-tiles__tile\" data-v-777b0db0=\"\"\u003e\n\u003cbr\u003e\n\u003ch5 class=\"tall-image-title-tiles__title\" data-v-777b0db0=\"\"\u003eThe most compact folding bike\u003c\/h5\u003e\n\u003cdiv class=\"tall-image-title-tiles__text br-rte\" data-v-777b0db0=\"\"\u003eFrom a go-anywhere bike into a small, locked package in under 20-seconds. Everything folds, even the pedal.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"tall-image-title-tiles__tile\" data-v-777b0db0=\"\"\u003e\n\u003cbr\u003e\n\u003ch5 class=\"tall-image-title-tiles__title\" data-v-777b0db0=\"\"\u003eSuper portable\u003c\/h5\u003e\n\u003cdiv class=\"tall-image-title-tiles__text br-rte\" data-v-777b0db0=\"\"\u003eLift, carry and store. Or fold halfway to tow, roll or glide. Like a small suitcase, your Brompton moves through the day easily - everything connects.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"tall-image-title-tiles__tile\" data-v-777b0db0=\"\"\u003e\n\u003cbr\u003e\n\u003ch5 class=\"tall-image-title-tiles__title\" data-v-777b0db0=\"\"\u003eRide low, mid or high\u003c\/h5\u003e\n\u003cdiv class=\"tall-image-title-tiles__text br-rte\" data-v-777b0db0=\"\"\u003eWith handlebar options that mimic the feeling of road bikes, hybrids and cruisers.\u003c\/div\u003e\n\u003cdiv class=\"tall-image-title-tiles__text br-rte\" data-v-777b0db0=\"\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch4 class=\"yg-featured-item\"\u003eSpecifications:\u003c\/h4\u003e\n\u003cdiv class=\"techSpecs__table-cell\" data-v-3489ea0c=\"\"\u003e\n\u003cdiv class=\"techSpecs__table-cell\" data-v-3489ea0c=\"\"\u003e\n\u003ch5 class=\"techSpecs__table-cell-title\" data-v-3489ea0c=\"\"\u003eWeight\u003c\/h5\u003e\n\u003cspan class=\"techSpecs__table-value\" data-v-3489ea0c=\"\"\u003eFrom 26.12 lb\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"techSpecs__table-cell\" data-v-3489ea0c=\"\"\u003e\n\u003ch5 class=\"techSpecs__table-cell-title\" data-v-3489ea0c=\"\"\u003eSpeed\u003c\/h5\u003e\n\u003cspan class=\"techSpecs__table-value\" data-v-3489ea0c=\"\"\u003e4-speed\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"techSpecs__table-cell\" data-v-3489ea0c=\"\"\u003e\n\u003ch5 class=\"techSpecs__table-cell-title\" data-v-3489ea0c=\"\"\u003eMaterial\u003c\/h5\u003e\n\u003cspan class=\"techSpecs__table-value\" data-v-3489ea0c=\"\"\u003eSteel\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"techSpecs__table-cell\" data-v-3489ea0c=\"\"\u003e\n\u003ch5 class=\"techSpecs__table-cell-title\" data-v-3489ea0c=\"\"\u003eFolded Size\u003c\/h5\u003e\n\u003cspan class=\"techSpecs__table-value\" data-v-3489ea0c=\"\"\u003e25.3\" H x 23'' W x 10.6'' D\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"techSpecs__table-cell\" data-v-3489ea0c=\"\"\u003e\n\u003ch5 class=\"techSpecs__table-cell-title\" data-v-3489ea0c=\"\"\u003eMain Frame\u003c\/h5\u003e\n\u003cspan class=\"techSpecs__table-value\" data-v-3489ea0c=\"\"\u003ePrecision drawn heat-treated steel tubing with hand brazing and selected auto-brazed joints\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"techSpecs__table-cell\" data-v-3489ea0c=\"\"\u003e\n\u003ch5 class=\"techSpecs__table-cell-title\" data-v-3489ea0c=\"\"\u003eRear Frame\u003c\/h5\u003e\n\u003cspan class=\"techSpecs__table-value\" data-v-3489ea0c=\"\"\u003eHand brazed cold-formed micro-alloy steel tubing\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"techSpecs__table-cell\" data-v-3489ea0c=\"\"\u003e\n\u003ch5 class=\"techSpecs__table-cell-title\" data-v-3489ea0c=\"\"\u003eFork\u003c\/h5\u003e\n\u003cspan class=\"techSpecs__table-value\" data-v-3489ea0c=\"\"\u003eOne piece carbon fork and steerer with magnetic pedal holder\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"techSpecs__table-cell\" data-v-3489ea0c=\"\"\u003e\n\u003ch5 class=\"techSpecs__table-cell-title\" data-v-3489ea0c=\"\"\u003eGrips\u003c\/h5\u003e\n\u003cspan class=\"techSpecs__table-value\" data-v-3489ea0c=\"\"\u003eLock-on grips with soft-compound rubber adhered to an engineered core\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"techSpecs__table-cell\" data-v-3489ea0c=\"\"\u003e\n\u003ch5 class=\"techSpecs__table-cell-title\" data-v-3489ea0c=\"\"\u003eSeatpost\u003c\/h5\u003e\n\u003cspan class=\"techSpecs__table-value\" data-v-3489ea0c=\"\"\u003eExtended, Black (35\")\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"techSpecs__table-cell\" data-v-3489ea0c=\"\"\u003e\n\u003ch5 class=\"techSpecs__table-cell-title\" data-v-3489ea0c=\"\"\u003eSaddle\u003c\/h5\u003e\n\u003cspan class=\"techSpecs__table-value\" data-v-3489ea0c=\"\"\u003eStandard\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"techSpecs__table-cell\" data-v-3489ea0c=\"\"\u003e\n\u003ch5 class=\"techSpecs__table-cell-title\" data-v-3489ea0c=\"\"\u003eSeatclamp\u003c\/h5\u003e\n\u003cspan class=\"techSpecs__table-value\" data-v-3489ea0c=\"\"\u003eComposite seat clamp and rear frame clip\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"techSpecs__table-cell\" data-v-3489ea0c=\"\"\u003e\n\u003ch5 class=\"techSpecs__table-cell-title\" data-v-3489ea0c=\"\"\u003eHinge Clamps\u003c\/h5\u003e\n\u003cspan class=\"techSpecs__table-value\" data-v-3489ea0c=\"\"\u003eComposite hinge clamp levers\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"techSpecs__table-cell\" data-v-3489ea0c=\"\"\u003e\n\u003ch5 class=\"techSpecs__table-cell-title\" data-v-3489ea0c=\"\"\u003ePedals\u003c\/h5\u003e\n\u003cspan class=\"techSpecs__table-value\" data-v-3489ea0c=\"\"\u003eBrompton Folding left hand and non-folding right-hand pedals\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"techSpecs__table-cell\" data-v-3489ea0c=\"\"\u003e\n\u003ch5 class=\"techSpecs__table-cell-title\" data-v-3489ea0c=\"\"\u003eDrivetrain\u003c\/h5\u003e\n\u003cspan class=\"techSpecs__table-value\" data-v-3489ea0c=\"\"\u003eBrompton 4-speed drivetrain, 163% range\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"techSpecs__table-cell\" data-v-3489ea0c=\"\"\u003e\n\u003ch5 class=\"techSpecs__table-cell-title\" data-v-3489ea0c=\"\"\u003eChainset\u003c\/h5\u003e\n\u003cspan class=\"techSpecs__table-value\" data-v-3489ea0c=\"\"\u003e6061 forged aluminium crank with 50T chainring and integrated chainguard\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"techSpecs__table-cell\" data-v-3489ea0c=\"\"\u003e\n\u003ch5 class=\"techSpecs__table-cell-title\" data-v-3489ea0c=\"\"\u003eBottom Bracket\u003c\/h5\u003e\n\u003cspan class=\"techSpecs__table-value\" data-v-3489ea0c=\"\"\u003eSquare taper bottom bracket\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"techSpecs__table-cell\" data-v-3489ea0c=\"\"\u003e\n\u003ch5 class=\"techSpecs__table-cell-title\" data-v-3489ea0c=\"\"\u003eHeadset\u003c\/h5\u003e\n\u003cspan class=\"techSpecs__table-value\" data-v-3489ea0c=\"\"\u003eBrompton headset\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"techSpecs__table-cell\" data-v-3489ea0c=\"\"\u003e\n\u003ch5 class=\"techSpecs__table-cell-title\" data-v-3489ea0c=\"\"\u003eSprockets\u003c\/h5\u003e\n\u003cspan class=\"techSpecs__table-value\" data-v-3489ea0c=\"\"\u003e11-13-15-18 Tooth\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"techSpecs__table-cell\" data-v-3489ea0c=\"\"\u003e\n\u003ch5 class=\"techSpecs__table-cell-title\" data-v-3489ea0c=\"\"\u003eDerailleur\u003c\/h5\u003e\n\u003cspan class=\"techSpecs__table-value\" data-v-3489ea0c=\"\"\u003eBrompton Chain pusher\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"techSpecs__table-cell\" data-v-3489ea0c=\"\"\u003e\n\u003ch5 class=\"techSpecs__table-cell-title\" data-v-3489ea0c=\"\"\u003eRear Wheel\u003c\/h5\u003e\n\u003cspan class=\"techSpecs__table-value\" data-v-3489ea0c=\"\"\u003eDouble wall rim, 28 spoke, Brompton Standard ratio 3 speed internal gear hub, 13 tooth sprocket\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"techSpecs__table-cell\" data-v-3489ea0c=\"\"\u003e\n\u003ch5 class=\"techSpecs__table-cell-title\" data-v-3489ea0c=\"\"\u003eFront Wheel\u003c\/h5\u003e\n\u003cspan class=\"techSpecs__table-value\" data-v-3489ea0c=\"\"\u003eDouble-wall rim, 28 spokes laced to a Brompton front hub\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"techSpecs__table-cell\" data-v-3489ea0c=\"\"\u003e\n\u003ch5 class=\"techSpecs__table-cell-title\" data-v-3489ea0c=\"\"\u003eTires\u003c\/h5\u003e\n\u003cspan class=\"techSpecs__table-value\" data-v-3489ea0c=\"\"\u003e349 x 35C Schwalbe Marathon Racer. A puncture resistant tire with a reflective sidewall\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"techSpecs__table-cell\" data-v-3489ea0c=\"\"\u003e\n\u003ch5 class=\"techSpecs__table-cell-title\" data-v-3489ea0c=\"\"\u003eTubes\u003c\/h5\u003e\n\u003cspan class=\"techSpecs__table-value\" data-v-3489ea0c=\"\"\u003eSchrader valve\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"techSpecs__table-cell\" data-v-3489ea0c=\"\"\u003e\n\u003ch5 class=\"techSpecs__table-cell-title\" data-v-3489ea0c=\"\"\u003eFenders\u003c\/h5\u003e\n\u003cspan class=\"techSpecs__table-value\" data-v-3489ea0c=\"\"\u003eIncluded\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"techSpecs__table-cell\" data-v-3489ea0c=\"\"\u003e\n\u003ch5 class=\"techSpecs__table-cell-title\" data-v-3489ea0c=\"\"\u003eLighting\u003c\/h5\u003e\n\u003cspan class=\"techSpecs__table-value\" data-v-3489ea0c=\"\"\u003eReflectors\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"techSpecs__table-cell\" data-v-3489ea0c=\"\"\u003e\n\u003ch5 class=\"techSpecs__table-cell-title\" data-v-3489ea0c=\"\"\u003eRack\u003c\/h5\u003e\n\u003cspan class=\"techSpecs__table-value\" data-v-3489ea0c=\"\"\u003eIncluded\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"techSpecs__table-cell\" data-v-3489ea0c=\"\"\u003e\n\u003ch5 class=\"techSpecs__table-cell-title\" data-v-3489ea0c=\"\"\u003eBrakes\u003c\/h5\u003e\n\u003cspan class=\"techSpecs__table-value\" data-v-3489ea0c=\"\"\u003eBrompton Dual Pivot Calipers\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"techSpecs__table-cell\" data-v-3489ea0c=\"\"\u003e\n\u003ch5 class=\"techSpecs__table-cell-title\" data-v-3489ea0c=\"\"\u003eFront Carrier\u003c\/h5\u003e\n\u003cspan class=\"techSpecs__table-value\" data-v-3489ea0c=\"\"\u003eFront Carrier Block adaptor for all types of Brompton luggage\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"techSpecs__table-cell\" data-v-3489ea0c=\"\"\u003e\n\u003ch5 class=\"techSpecs__table-cell-title\" data-v-3489ea0c=\"\"\u003eDisclaimer\u003c\/h5\u003e\n\u003cspan class=\"techSpecs__table-value\" data-v-3489ea0c=\"\"\u003e* Specifications are subject to change without notice\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"techSpecs__table-cell\" data-v-3489ea0c=\"\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003ch4\u003eSizing \u0026amp; Geometry:\u003c\/h4\u003e\n\u003cdiv\u003e\u003cstrong\u003eBrompton Folding Bike Sizing\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003eAll Bromptons come with a standard frame size, with bike fit adjusted by seatpost length and handlebar rise (or stem length for G-Line models). Traditional Brompton handlebars are available in low, mid, and high options, allowing you to choose between a more aggressive or relaxed riding position.\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cspan\u003e\u003c\/span\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cp\u003e\u003cstrong\u003eAvailable in Low MId or High Bar variants\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0032\/9023\/4992\/files\/2026-05-05_13h20_57.png?v=1777983674\" alt=\"\" width=\"100%\" height=\"100\"\u003e\u003c\/p\u003e\n\u003cdiv class=\"rte leading-normal body subtext-md\"\u003e\n\u003cp\u003e\u003cimg height=\"131\" width=\"100%\" alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0032\/9023\/4992\/files\/2026-05-05_13h28_29.png?v=1777984187\"\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003e\u003cstrong\u003eG-Line bikes are sized S, M, and L\u003c\/strong\u003e, with seatpost and stem lengths tailored to suit different rider heights. For more details on finding the right fit, see the size tables below.\u003c\/span\u003e\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cvideo controls=\"controls\" style=\"width: 100%; height: auto;\" autoplay=\"autoplay\" loop=\"loop\" muted=\"\"\u003e \u003csource src=\"https:\/\/dam.brompton.com\/filestore\/3\/4\/9\/5\/3_d2ce4d73bcf8d28\/35943pre_92ab969b52c1f1d.mp4\"\u003e Your browser does not support our video. \u003c\/source\u003e\u003c\/video\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0032\/9023\/4992\/files\/Prop65Small.png?v=1757586189\"\u003e\u003cstrong\u003eWARNING:\u003c\/strong\u003e This product contains chemicals known to the State of California to cause cancer reproductive harm\u003c\/p\u003e\n\u003cp\u003eThe products in this store may expose you to chemicals such as Nickel which are known in the state of California to cause cancer, and Bisphenol A (BPA) which is known to the state of California to cause birth defects or other reproductive harm.\u003c\/p\u003e\n\u003cp\u003eFor more information go to \u003ca style=\"color: blue; font-weight: bold;\" href=\"https:\/\/www.p65warnings.ca.gov\"\u003ehttps:\/\/www.p65warnings.ca.gov\u003c\/a\u003e\u003c\/p\u003e","brand":"Brompton","offers":[{"title":"Dune Sand \/ Low Handlebar","offer_id":49601941045488,"sku":"GM042226-04","price":1950.0,"currency_code":"USD","in_stock":false},{"title":"Dune Sand \/ Mid Handlebar","offer_id":49601941078256,"sku":"GM042226-05","price":1950.0,"currency_code":"USD","in_stock":false},{"title":"Dune Sand \/ High Handlebar","offer_id":49601941111024,"sku":"GM042226-06","price":1950.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0761\/3592\/3952\/files\/M4R0NNB00C00R000C0070120NNNN00_4_xF__09410.jpg?v=1777984482","url":"https:\/\/coloradocyclist.com\/products\/brompton-c-line-4-speed-dune-sand","provider":"Colorado Cyclist","version":"1.0","type":"link"}