Drivetrain |
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Brompton 4 speed drivetrain, 163% range |
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Frame |
Breezer butted chromoly steel, BSA threaded BB , Apex disc mount 135 mm QR |
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 |
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Stem |
Breezer B-Road, 3D-forged 6061 stem body, +/-6° |
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Handle Bar |
Oval Concepts 325, 6061 alloy, 31.8 mm clamp, 125 mm drop, 25° flare, 4° sweep |
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Fork |
Chromoly disc, 1 1/8", QR with rack, fender & side bottle mounts |
Superlight Titanium fork with a threaded headset |
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Seatpost |
Breezer setback, 6061 alloy, 27.2 mm diameter |
Brompton Standard Chromoly steel tube – gloss black. Suitable for maximum inside leg 33″/83cm |
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Grip |
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Superlight lock-on grips with precision ground lightweight foam adhered to ultrathin engineered core weighing just 42g per pair |
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Crankset |
Breezer 2-pc w/hollow axle, 46/30T |
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Pedals |
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Brompton Folding left hand and non-folding right-hand pedals |
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Chain |
KMC X9 |
Hollow pin Superlight Advance Chain |
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Shifters |
Shimano Sora, 2x9-speed |
Brompton 4 speed trigger shifter |
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Gear |
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4-speed gear system |
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Saddle |
WTB Volt Sport, steel rail |
Fizik Aliante R7 – a comfortable saddle with lightweight performance from its Composite Carbon Nylon shell |
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Headset |
FSA 1 1/8" Threadless, 6.5 mm aluminum top cover |
Brompton Superlight headset |
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Derailleur Front |
Shimano Acera T3000 |
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Derailleur Rear |
Shimano Deore M592, long cage |
Patent-pending direct mount 4 speed derailleur |
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Cassette |
Shimano HG, 11-36T, 9-speed |
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Chainrings |
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6061 forged aluminium crank with 50T chainring and integrated chainguard |
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Sprocket |
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11-13-15-18 Tooth |
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Bottom Bracket |
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Square taper bottom bracket |
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Front |
WTB Riddler Race, 700 x 45c, wire bead |
Schwalbe ONE Black Tyre |
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Rear |
WTB Riddler Race, 700 x 45c, wire bead |
Schwalbe ONE Black Tyre |
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Wheel / RIM |
WTB STP i23 TCS disc, tubeless compatible, Formula sealed bearing hubs, 14g SS spokes, 32H |
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 |
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