Brompton C Line 12-Speed Folding Bike 2025 in Bumblebee Yellow

The Classic All-Steel Folding Bike. The 12-speed do-it-all workhorse – geared up to go further. Covers all contours, at home or further afield. Load this 12-speed all-steel workhorse with luggage and a rack for all-weather commuting or touring, then go explore. Some owners have cycled these around the world. Most use them to improve their day-to-day.

Key Features & Benefits:

• Folded Size:Perfect for commuting or storage.
• New Advance Rear Frame:Steer and glide with your seat post locked halfway – with bigger, better roller wheels.
• 12-Speed Gearing:4-speed derailleur and wide range 3-speed hub. The lowest gear ever. ​The highest gear ever, making this an even more comfortable ride for touring, exploring, commuting and beyond.​

Full Specification:

• Main Frame:Precision-drawn heat-treated steel tubing with hand brazing and selected auto-brazed joints
• Rear Frame:Hand brazed cold-formed micro-alloy steel tubing
• Fork:Steel brazed fork
• Number of Gears:12
• Gear Shifters:Brompton 4 and 3 speed Ergonomic Trigger shifters
• Chainset:6061 forged aluminium crank
• Chainrings:50T chainring and integrated chainguard
• Hinge:Composite hinge clamp levers
• Rear Cassette:11-13-15-18 Tooth
• Rear Derailleur:Patent-pending direct mount 12 speed derailleur
• Bottom Bracket:Square taper bottom bracket
• Pedals:Brompton Folding left hand and non-folding right-hand pedals
• Front Wheel:Double-wall alloy rim, 28 spokes laced to a Brompton front hub
• Rear Wheel:Double wall alloy rim, 28 spoke, Brompton Wide ratio 3 speed internal gear hub with 4 speed external gears
• Front Tyre:349 x 35C Schwalbe Marathon Racer. A puncture-resistant tyre with a reflective sidewall.
• Rear Tyre:349 x 35C Schwalbe Marathon Racer. A puncture-resistant tyre with a reflective sidewall.
• Brakes:Brompton Dual Pivot Calipers
• HandlebarsBrompton triple butted 6061 aluminium handlebar with shot-peened finish, Low/Mid/High option
• Handlebar Grips:Brompton
• Headset:Brompton headset
• Saddle:Brompton saddle, integrated carry handle, mounts for Brompton rear light and saddle bag
• Seatpost:Standard Chromoloy Steel Seatpost on Low and Mid, Extended Seatpost on High, Gloss Black
• Accessories:Front carrier block adaptor for all types of Brompton luggage, Mudguards with rubberised flap, Brompton pump
• Folded Size:645mm (H) x 565mm (W) x 270mm (D) (25.3” x 23” x 10.6”)
• Weight:Approx. 12.2kg