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A Line

A Line


From A to B. The essential Brompton. The ride, the compact fold, the easy-to-store. Exclusive to Brompton.com & Junction New York


Drivetrain Brompton 3 speed drivetrain, 177% 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
Seatpost Brompton Extended Chromoly steel tube. Suitable for maximum inside leg 35"/89cm
Saddle A Line Saddle with integrated carrying handle
Lighting Front and rear reflectors
Tyres 349 x 35C puncture resistant Schwalbe Marathon Racer tyres
Folded dimensions 25.3'' x 23'' x 10.6''
Weight (approx.) 23.1 lbs
Grips Push-on rubber grips
Seatclamp Composite seat clamp and rear frame clip in matt black finish
Pedals Non-folding composite pedals
Hinge Clamps Composite hinge clamp levers
Front Wheel Double wall rims, 28 spokes laced to a Brompton front hub
Rear Wheel Double-wall rim, 28 spoke, Brompton Standard ratio 3 speed internal gear hub, 13 tooth sprocket
Tubes Schrader valve
Chainset 6061 forged aluminium crank with 44T chainring and integrated chainguard
Bottom Bracket Square taper bottom bracket
Shifter Brompton 3 speed shifter
Brakes Brompton A Line calipers
Headset Brompton headset
Front carrier Not included but available separately under Parts.
Pump Brompton pump