The Brompton T-Line 12-Speed sets the benchmark for versatility and lightweight performance in urban folding bikes.
Made from premium titanium, it offers a remarkable weight of just 17.5 pounds, ensuring effortless portability. The 12-speed gearing system provides a wide range of options for varied terrains and inclines, allowing you to tackle city streets with ease and confidence.
The carbon fork adds to the bike's durability while ensuring responsive handling. With its compact fold, the Brompton T-Line 12-Speed is perfect for commuters, offering convenience and flexibility. This bike seamlessly blends lightweight design with multi-gear versatility, making it ideal for everyday city adventures.
Weight
From 19.4 lb
Speed
12-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 12-speed drivetrain, 402% range
Number of gears
12 gears
Chainset
Superlight carbon crankset with hollow BB30 axle, integrated spider, 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
Brompton 4-speed derailleur shifter & 3-speed hub gear 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 Black 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 
