12-speed & 4 Speed
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.
New Advance Rear Frame
The most portable C Line ever - you can now steer and glide with you seat post locked halfway. New bigger, better Roller Wheels go from street to building with ease.
Exclusive new colours
Amethyst Lacquer, Flamingo Pink and Turkish Green - available exclusively to C Line 12-speed
The most compact folding bike
From a go-anywhere bike into a small, locked package in under 20-seconds. Everything folds, even the pedal.
Super portable
Lift, carry and store. Or fold halfway to tow, roll or glide. Like a small suitcase, your Brompton moves through the day easily - everything connects.
Ride low, mid or high
With handlebar options that mimic the feeling of road bikes, hybrids and cruisers.
Brompton Bicycle, C Line Mid ( M Bar )
You are looking at MID handlebar (M Type) for a classic ride, commonly known as M12L.
Part
Description
Folded Size
645mm (H) x 565mm (W) x 270mm (D) (25.3'' x 23'' x 10.6'')
Weight
12.1kg
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
Handlebar
Mid Handlebars triple butted (6061) aluminium handlebar with shot-peened finish
Grips
Lock-on grips with soft-compound rubber adhered to an engineered core
Seatpost
Chromoly steel tube, centreless ground, chrome plated for hardness, delivered in a standard length, suitable for maximum inside leg 33 inches / 84 cm
Saddle
Brompton saddle, integrated carry handle, mounts for Brompton rear light and saddle bag
Seat clamp
Composite seat clamp and rear frame clip
Chainset
(6061) forged aluminium crank with 50T chainring and integrated chainguard
Bottom Bracket
Square taper bottom bracket
Pedals
Brompton Folding left hand and non-folding right-hand pedals
Derailleur
Designed to deal with the large variations in chain whilst being folded and unfolded
Chain Pusher
Brompton Chain pusher
Shifter
Brompton 2 and 3 speed Trigger shifters
Headset
Brompton headset
Hinge Clamps
Composite hinge clamp levers
Brakes
Dual pivot brake calipers
Mudguards
Mudguards with rubberized flap
Front-wheel
Double-wall rim, 28 spokes laced to a Brompton front hub
Rear-wheel
Double wall rim, 28 spoke, Brompton Wide ratio 3 speed internal gear hub
Tyres
349 x 35C Schwalbe Marathon Racer. A puncture resistant tyre with a reflective sidewall.
Tubes
Schrader valve
Front carrier
Front carrier block adaptor for all types of Brompton luggage
Reflectors
Front and rear reflectors