With 2 gears, the C Line Urban is lighter to ride and carry than all other C Line models. And with one gear trigger, it's simple to use. Those that are up and down stairs, walking along platforms and in and out of lifts will appreciate the benefits of this bike’s Iower weight.
 
Drivetrain: Brompton 2 speed drivetrain, 133% range
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
Weight: 11.26kg
Folded Size: 645mm (H) x 565mm (W) x 270mm (D) (25.3'' x 23'' x 10.6'')
Colour: Black, Matt
Saddle: The Brooks Cambium C17 is comfort orientated due to its flexible, vulcanised-rubber top. Ready for all rides, all roads and all weathers
Seatpost: Chromoly steel tube, centreless ground, chrome plated for hardness, delivered with extended seat pillar, suitable for maximum inside leg 35"/89cm
Grips: Lock-on grips with soft-compound rubber adhered to an engineered core
Seat clamp: Composite seat clamp and rear frame clip
Pedals: Brompton Folding left hand and non-folding right-hand pedals
Hinge Clamps: Composite hinge clamp levers
Front-wheel: Double-wall rim, 28 spokes laced to a Brompton front hub
Rear-wheel: Double wall rim, 28 spoke, Brompton 2 speed hub, 12/16 tooth sprockets
Tyres: 349 x 35C Schwalbe Marathon Racer. A puncture resistant tyre with a reflective sidewall
Tubes: Schrader valve
Chainset: 6061 forged aluminium crank with 54T chainring and integrated chainguard
Bottom Bracket: Square taper bottom bracket
Chain Pusher: Brompton chain pusher
Shifter: Brompton 2 speed trigger shifter
Handlebar: Low Handlebars (7050T74) aluminium with solution heat-treatment and shot-peened finish
Brakes: Brompton Dual Pivot Calipers
Headset: Brompton headset
Front carrier: Front carrier block adaptor for all types of Brompton luggage
Mudguards: Mudguards with rubberised flap
Lighting: Brompton 500 lumen USB rechargeable front light and Brompton rear battery lamp
Pump: Not included but available separately
Previous model name: S2L