Drivetrain |
Brompton 4 speed drivetrain, 163% range |
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Speed |
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22 |
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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 |
BallisTec Carbon Frame, Kingpin suspension system, 12x142 Speed Release Thru-axle, dropper post compatible, direct line cable routing |
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Stem |
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Cannondale 3, 6061 Alloy, 31.8, 7° |
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Handle Bar |
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Cannondale 3, butted 6061 alloy, 16 deg flare drop |
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Fork |
Superlight Titanium fork with a threaded headset |
BallisTec Full Carbon, 1-1/8" to 1.5" steerer, 55 mm OutFront offset, flat mount disc, internal routing, 12 x 100 speed release thru axle |
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Seatpost |
Brompton Standard Chromoly steel tube – gloss black. Suitable for maximum inside leg 33″/83cm |
Cannondale 3, 6061 Alloy, 27.2 x 350 mm |
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Grip |
Superlight lock-on grips with precision ground lightweight foam adhered to ultrathin engineered core weighing just 42g per pair |
Cannondale Bar Tape, 3.5 mm |
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Crankset |
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Cannondale, BB30a, OPI SpideRing, 46/30 |
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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 X11, 11-speed |
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Shifters |
Brompton 4 speed trigger shifter |
Shimano GRX 600, 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 |
Fabric Scoop Shallow Sport, steel rails |
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Headset |
Brompton Superlight headset |
Integrated, 1-1/8" - 1.5" |
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Derailleur Rear |
Patent-pending direct mount 4 speed derailleur |
Shimano GRX 812, Shadow RD+ |
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Hub Front |
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Formula cartridge bearing, Centerlock, 12 x 142 mm |
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Hub Rear |
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Formula cartridge bearing, Centerlock, 12 x 100 mm |
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Spoke |
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Stainless Steel, 14g |
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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 |
Cannondale BB30 |
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Front |
Schwalbe ONE Black Tyre |
WTB Riddler TCS Light, 700 x 37c, tubeless ready |
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Rear |
Schwalbe ONE Black Tyre |
WTB Riddler TCS Light, 700 x 37c, tubeless ready |
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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 |
WTB ST i23 TCS, 28h, tubeless ready |
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