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 |
FX Alpha Gold Aluminum, Stagger, DuoTrap S compatible, post mount disc, rack & fender mounts |
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Stem |
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Bontrager Elite, 31.8 mm, 7 degree, with computer & light mounts |
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Handle Bar |
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Bontrager Satellite Plus IsoZone, 31.8 mm, 15 mm rise |
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Fork |
Superlight Titanium fork with a threaded headset |
FX carbon, post mount disc, lowrider & fender mounts |
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Seatpost |
Brompton Standard Chromoly steel tube – gloss black. Suitable for maximum inside leg 33″/83cm |
Bontrager SSR, 2-bolt head, 27.2 mm, 12 mm offset |
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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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Shimano Acera M371, with chainguard |
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Pedals |
Brompton Folding left hand and non-folding right-hand pedals |
Resin body, alloy cage |
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Chain |
Hollow pin Superlight Advance Chain |
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Shifters |
Brompton 4 speed trigger shifter |
Shimano EF65, 9 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 |
Bontrager H1 Women's |
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Headset |
Brompton Superlight headset |
1-1/8-inch threadless, sealed cartridge bearings |
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Derailleur Front |
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Shimano Acera |
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Derailleur Rear |
Patent-pending direct mount 4 speed derailleur |
Shimano Alivio T4000 |
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Hub Front |
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Formula |
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Hub Rear |
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Formula, 12mm thru-axle |
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Cassette |
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Shimano HG200, 11-34, 9 speed |
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Chainrings |
6061 forged aluminium crank with 50T chainring and integrated chainguard |
48/36/26 |
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Sprocket |
11-13-15-18 Tooth |
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Bottom Bracket |
Square taper bottom bracket |
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