The lightest Brompton ever.

Feel inspired by titanium’s lightweight, bright, and mesmerizing qualities with the T Line Urban from Brompton.

With this sleek bike, you can experience the city in an immersive way. By choosing this lightweight yet powerful model, you can keep focusing on your surroundings as your bike does all the work for you.

To get you around the city, this bike includes 4-speed gears, which improve control and agility. Expertly engineered, this lightweight frame weighs 37% less than steel equivalents, improving the gearing elements and on-road positioning.

Available with a Low handlebar (S4L) or Mid handlbar (M4L).

Specifications

Weight

From 17.5 lb

Speed

4-speed

Material

Titanium

Folded Size

25.4″ (H) x 23.6″ (W) x 12.6″ (D)

Main Frame

Grade 9 titanium tubes, welded main frame with cast titanium bottom bracket manifold

Rear Frame

Advance Superlight rear frame with replaceable hanger, suspension block and 54mm roller wheels

Fork

One piece carbon fork and steerer with magnetic pedal holder

Grips

Superlight lock-on foam grips

Seatpost

Superlight Extended, Black (35″)

Saddle

Superlight Carbon

Seatclamp

Machined aluminium seat clamp and rear frame clip in anodized matt black finish

Hinge Clamps

Machined aluminium self-aligning hinge clamp levers and plates anodized matt black finish

Pedals

Superlight cnc aluminium pedal set with left hand QR pedal

Drivetrain

Brompton 4-speed drivetrain, 163% range

Number of gears

4 gears

Chainset

Superlight carbon crankset with hollow BB30 axle, integrated spider, mid handlebar has a 56T chainring and chainguard and low handlebar has a 50t chainring and chainguard.

Bottom Bracket

FSA Mega Evo Bottom Bracket

Headset

Grade 9 titanium diameter tubes with integrated headset and spring loaded steerer catch hinge

Shifters

4-speed trigger shifter

Sprockets

11-13-15-18 tooth

Derailleur

Patent pending direct mount 4-speed derailleur

Rear Wheel

Lightweight rim, double butted spokes, aluminium hub body and 4-speed freehub body

Front Wheel

Lightweight rim, double butted spokes and aluminium hub with sealed bearings and allen key axle

Tires

Schwalbe ONE with Addix race compound and v-guard puncture protection

Tubes

Tubolito S-tubo 34g tube with presta valves

Fenders

Included

Lighting

Reflectors

Pump

Not included

Rack

Not included

Brakes

Dual Pivot Calipers

Front Carrier

Large diameter front carrier block adaptor for all types of Brompton luggage