Drivetrain |
Brompton 4 speed drivetrain, 163% range |
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Frame |
Main Frame: Precision drawn heat-treated steel tubing with hand brazing and selected auto-brazed joints
Rear Frame: Superlight Advance rear frame made from Titanium with a replaceable hanger, redesigned suspension block and new 54mm roller wheels |
Full Carbon Fibre |
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Stem |
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LEVEL 6061 Alloy, Black, -7°
Stem Length : XS:80 mm, S:90 mm, M/L:100 mm, XL:110 mm |
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Fork |
Superlight Titanium fork with a threaded headset |
Full Carbon Fibre, Tapered Steerer |
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Seatpost |
Brompton Standard Chromoly steel tube – gloss black. Suitable for maximum inside leg 33″/83cm |
LEVEL 1 Alloy, 27.2 mm, 29 mm Layback |
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Grip |
Superlight lock-on grips with precision ground lightweight foam adhered to ultrathin engineered core weighing just 42g per pair |
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Pedals |
Brompton Folding left hand and non-folding right-hand pedals |
Wellgo Plastic, Flat |
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Chain |
Hollow pin Superlight Advance Chain |
Shimano Deore HG-54 10-Speed Super Narrow |
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Shifters |
Brompton 4 speed trigger shifter |
Shimano Tiagra 4700 STI's 10-Speed |
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Gear |
4-speed gear system |
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Saddle |
Fizik Aliante R7 – a comfortable saddle with lightweight performance from its Composite Carbon Nylon shell |
Prologo Kappa RS, Black |
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Headset |
Brompton Superlight headset |
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Derailleur Front |
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Shimano Tiagra 4700 Braze-On |
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Derailleur Rear |
Patent-pending direct mount 4 speed derailleur |
Shimano Tiagra 4700 Medium Cage |
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Cassette |
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Shimano HG500 10-Speed, 11-32T |
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Chainrings |
6061 forged aluminium crank with 50T chainring and integrated chainguard |
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Sprocket |
11-13-15-18 Tooth |
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Bottom Bracket |
Square taper bottom bracket |
Shimano BB-RS500 Threaded BSA |
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Front |
Schwalbe ONE Black Tyre |
Continental Ultra Sport III, 700 x 25 mm, Black |
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Rear |
Schwalbe ONE Black Tyre |
Continental Ultra Sport III, 700 x 25 mm, Black |
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Wheel / RIM |
Front Wheel: Superlight front wheel – Lightweight rim, double-butted spokes and aluminium hub body with sealed bearings and hex key axle
Rear Wheel: Superlight 4 speed rear wheel – Lightweight rim, double-butted spokes and aluminium hub body with sealed bearings, newly developed 4 speed freehub body and hex key axle |
LEVEL 1 Alloy, 9mm Quick Release |
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