| 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 Sport 400 series OCLV carbon, IsoSpeed, 3s chain keeper, DuoTrap S compatible, fender mounts, flat mount disc |
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| Stem |
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Bontrager Elite, 31.8 mm, Blendr compatible, 7 degree |
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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, flat mount disc, hidden fender mounts, 405 mm axle-to-crown. |
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| Seatpost |
Brompton Standard Chromoly steel tube – gloss black. Suitable for maximum inside leg 33″/83cm |
Bontrager Approved, alloy, 27.2 mm, 8 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 |
Bontrager Satellite IsoZone Plus, lock-on, ergonomic |
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| Crankset |
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Shimano 105 R7000 |
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| Pedals |
Brompton Folding left hand and non-folding right-hand pedals |
VP Resin body, alloy cage, with toe-clip (Medium) |
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| Chain |
Hollow pin Superlight Advance Chain |
Shimano HG601 |
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| Shifters |
Brompton 4 speed trigger shifter |
Shimano RS700, 10 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 Montrose Comp, steel rails |
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| Headset |
Brompton Superlight headset |
FSA Integrated, sealed cartridge bearing, 1-1/8 top, 1.5 bottom |
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| Derailleur Front |
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Shimano 105 R7000, braze-on |
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| Derailleur Rear |
Patent-pending direct mount 4 speed derailleur |
Shimano 105 R7000, Shadow design, medium cage |
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| Hub Front |
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Bontrager alloy sealed bearing, centerlock disc |
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| Hub Rear |
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Bontrager alloy sealed bearing, centerlock disc |
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| Cassette |
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Shimano 105 R7000, 11-32, 11 speed |
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| Chainrings |
6061 forged aluminium crank with 50T chainring and integrated chainguard |
50 / 34 (compact) |
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| Sprocket |
11-13-15-18 Tooth |
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| Bottom Bracket |
Square taper bottom bracket |
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| Front |
Schwalbe ONE Black Tyre |
Bontrager R2 Hard-Case Lite, aramid bead, 60 tpi, 700 x 32 c |
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| Rear |
Schwalbe ONE Black Tyre |
Bontrager R2 Hard-Case Lite, aramid bead, 60 tpi, 700 x 32 c |
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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 |
Bontrager Affinity Disc, Tubeless Ready, 28-hole, presta valve |
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