T Line One – 1 Speed

Introduction

The lightest Brompton ever.

The T-Line 1 Speed is the ultimate urban folding bike, designed for commuters who demand agility and simplicity. Crafted from titanium, this lightweight bike weighs just 17.5 pounds, making it easy to carry and store in compact spaces. Its innovative folding mechanism ensures a quick transition from riding to storage, ideal for city dwellers and travelers.

The single-speed setup offers a straightforward, low-maintenance riding experience without sacrificing performance. With its sleek design, carbon fork, and customizable features, it’s your perfect companion for navigating city streets with style and ease.

Specifications

Weight

From 16.4 lb

Speed

1-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

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 1-speed drivetrain

Number of gears

1-speed

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

Sprockets

12 tooth

Rear Wheel

Superlight Advance 1 speed wheel – Lightweight rim, double-butted spokes and aluminium hub 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

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