Brompton C Line 12 Speed Mid Bar Folding Bike

£1,599.00

Speeds

Delivery

In stock. Estimated dispatch in 4 working days.

Collect in Store

Cycle to Work – Save up to 42%

Spread the cost of your new bike and save up to 42% through the Cycle to Work scheme. We accept all major providers including Cyclescheme, Green Commute Initiative, Bike2Work and more. Check with your employer for eligibility.

Free Delivery on all bikes

Complimentary standard delivery on all bikes to UK mainland addresses. Orders typically arrive within 2–5 working days. A signature is required on delivery. When you receive your bike all you'll need to do is unpack it, attach your pedals, turn the handlebars and ride.

Premier Delivery

Upgrade to Premier Delivery at checkout for a nominated day, extended assembly and in-home handover by a trained technician. Available on eligible bikes across UK mainland.

Built, checked, tuned & tested

All our bikes are fully built, checked, tuned and tested by our Cytech qualified mechanics and then securely packaged, ready for delivery. All you have to do is add the pedals (if included), attach the handlebars to the stem and tighten them following the included detailed instructions or by watching our video and using the provided FREE tools. Visit our Bike Assembly page to see how you assemble your new bike once you receive it.

All bikes collected from our shop, are built, tested and ready to ride.

Pedals & accessories

Please note, occasionally, manufacturers may change the specification without notice. Bicycles do not come with pedals unless otherwise specified. Bikes ordered for delivery will not arrive with the pedals installed, please refer to the owners manual and pedal installation guides provided for guidance. We do not install accessories to bikes, including mudguards. Bikes ordered for delivery that have tubeless compatible tyres and rims will arrive with inner tubes installed or with tubeless valves installed, this will be brand dependent. Sealant is available to be purchased separately.

If you require any assistance please contact our Customer Care team

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Product Details

Brompton C Line 12 Speed Mid Bar Folding Bike

The Brompton C Line 12 Speed Mid Bar Folding Bike is the ultimate city companion, blending iconic British craftsmanship with exceptional portability. Handmade in London since 1975, it folds into a compact, locked package in under 20 seconds, making it ideal for navigating busy streets, commuting by train, or stowing under a café table.

Featuring a 12 speed system, it offers a gear range comparable to traditional road and commuter bikes while maintaining Brompton’s signature compact design. The Advance Rear Frame enhances portability, allowing the folded bike to roll smoothly on larger wheels for effortless transport.

Features

Claimed Weight: From 12 kg
Speed: 12-speed
Material: Steel
Folded Size: 25.3" H x 23" W x 10.6" D
Main Frame: Precision drawn heat-treated steel tubing with hand brazing and selected auto-brazed joints
Rear Frame: Brompton Advance Rear Frame
Fork: Steel brazed fork
Grips: Lock-on grips with soft-compound rubber adhered to an engineered core
Seatpost: Standard, Black (33")
Saddle: Standard
Seatclamp: Composite seat clamp and rear frame clip
Hinge Clamps: Composite hinge clamp levers
Pedals: Superlight CNC aluminium pedal set with left-hand QR pedal
Drivetrain: Brompton 12-speed drivetrain, 402% range
Chainset: 6061 forged aluminum crank with 50T chainring and integrated chainguard
Bottom Bracket: Square taper bottom bracket
Headset: Brompton headset
Shifters: Brompton 4-speed derailleur shifter and 3-speed hub gear shifter
Sprockets: 11-18 Tooth
Derailleur: Patent-pending direct mount 12-speed derailleur
Rear Wheel: Double wall rim, 28 spoke, Brompton Wide Ratio 3-speed internal gear hub
Front Wheel: Double-wall rim, 28 spokes laced to a Brompton front hub
Tyres: 349 x 35C Schwalbe Marathon Racer, puncture-resistant with a reflective sidewall
Tubes: Schrader valve
Mudguards: Included
Lighting: Reflectors
Roller Wheels: Advance Roller Wheels
Rack: Not included
Brakes: Brompton Dual Pivot Calipers
Front Carrier: Front carrier block adaptor for all types of Brompton luggage
On-Bike Accessories: Lezyne Pump and Mounts, Brompton Bell

Highlights

12 speed gear system
Eco-friendly powder coating
Precision drawn heat-treated steel tubing with hand brazing and selected auto-brazed joints
Schwalbe Marathon Racer Tyres

Specifications