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 |
6061 Aluminum Double Butted w/Disc Mounts and Internal Cable Routing, 1.5 Taper, 12 mm Thru-Axle, Flat Mount Disc |
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Stem |
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Promax Aluminum 3D Forged, Threadless 4-bolt, 31.8 mm, XS:80 mm, S:90 mm, M-L:100 mm |
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Handle Bar |
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FSA Adventure Compact, Double Butted, Ergonomic, 31.8 mm, XS:40cm, S-M:42cm, L-XL:44cm |
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Fork |
Superlight Titanium fork with a threaded headset |
Carbon Disc w/Aluminum Steerer, 1.5 Taper, Flat Mount, 12 mm Thru-Axle |
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Seatpost |
Brompton Standard Chromoly steel tube – gloss black. Suitable for maximum inside leg 33″/83cm |
Aluminum Micro-Adjust, 27.2 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 |
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Crankset |
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FSA Omega, 2-pc, Forged, 48/32T, XS:165, S-M:170, L:175 |
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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 X9 w/MissingLink |
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Shifters |
Brompton 4 speed trigger shifter |
Shimano Sora ST-R3000 |
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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 |
KHS Sport Road |
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Headset |
Brompton Superlight headset |
FSA Orbit Integrated Sealed ACB, 1-1/8”~1.5” |
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Derailleur Front |
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Shimano Sora R3000, 31.8 mm |
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Derailleur Rear |
Patent-pending direct mount 4 speed derailleur |
Shimano Sora R3000GS |
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Hub Front |
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Formula Aluminum Disc 12 x 142 mm QR, Cassette |
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Hub Rear |
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Formula Aluminum Disc, 12 mm QR Thru-Axle |
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Spoke |
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14G Stainless Black, 32 x 32 |
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Cassette |
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Shimano HG200-9, 11-36T, 9-Speed |
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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 |
FSA Mega EXO Outboard Bearing |
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Front |
Schwalbe ONE Black Tyre |
Kenda K1226 Alluvium Pro, 700 x 40c, 120TPI, GCT, Folding |
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Rear |
Schwalbe ONE Black Tyre |
Kenda K1226 Alluvium Pro, 700 x 40c, 120TPI, GCT, 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 |
Weinmann U28 TL, Disc Double Wall, Tubeless-Ready |
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