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 |
C10 high-modulus carbon, integrated and tapered head tube, PF30 BB |
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Stem |
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Oval Concepts 790 Aero, 3D-forged, -17°, integrated computer mount |
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Handle Bar |
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Oval Concepts 790 Aero aluminum, 31.8 mm clamp, 125 mm drop / 75 mm reach |
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Fork |
Superlight Titanium fork with a threaded headset |
C10 carbon monocoque, tapered carbon steerer |
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Seatpost |
Brompton Standard Chromoly steel tube – gloss black. Suitable for maximum inside leg 33″/83cm |
Oval Concepts Transonic Aero, 300mm 46-52cm / 350 mm 54-61cm |
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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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Crankset |
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Praxis Zyante Carbon, 52/36T |
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Pedals |
Brompton Folding left hand and non-folding right-hand pedals |
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Chain |
Hollow pin Superlight Advance Chain |
KMC X11EL |
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Shifters |
Brompton 4 speed trigger shifter |
Shimano Ultegra Dual Control, 2 x 11-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 |
Oval Concepts X38 with pressure relief zone, cromo rails |
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Headset |
Brompton Superlight headset |
FSA, 1 1/4" upper - 1 1/2" lower, integrated |
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Derailleur Front |
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Shimano Ultegra |
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Derailleur Rear |
Patent-pending direct mount 4 speed derailleur |
Shimano Ultegra |
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Cassette |
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Shimano Ultegra, 11-30T |
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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 |
Praxis M30, PF30 |
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Front |
Schwalbe ONE Black Tyre |
Vittoria Rubino Pro IV, G2.0, 700 x 28c, 150tpi, folding |
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Rear |
Schwalbe ONE Black Tyre |
Vittoria Rubino Pro IV, G2.0, 700 x 28c, 150tpi, folding |
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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 |
Vision Trimax 35, alloy tubeless rims, 24/24H |
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