Drivetrain |
Brompton Wide-range 6 speed drivetrain (2 x 3 speed), 302% range |
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Frame |
Main Frame : Precision drawn heat-treated steel tubing with hand brazing and selected auto-brazed joints
Rear Frame : Hand brazed cold-formed micro-alloy steel tubing |
FX Sport 400 series OCLV carbon, IsoSpeed, 3s chain keeper, DuoTrap S compatible, flat mount disc, 12mm thru axle, hidden 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 |
High Handlebars – Brompton triple butted 6061 aluminium handlebar with shot-peened finish |
Bontrager Satellite Plus IsoZone, 31.8 mm, 15 mm rise |
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Fork |
Steel brazed fork |
FX carbon, flat mount disc, hidden fender mounts, 12 mm thru axle |
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Seatpost |
Brompton standard length Chromoly steel tube. Suitable for maximum inside leg 33″/84cm |
Bontrager alloy, 2-bolt head, 27.2 mm, 8 mm offset |
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Grip |
Lock-on grips with soft-compound rubber adhered to an engineered core |
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Crankset |
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Shimano Tiagra |
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Pedals |
Brompton Folding left hand and non-folding right-hand pedals |
VP nylon body with alloy cage, toe-clip/strap |
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Shifters |
Brompton 2 and 3 speed Trigger shifters |
Shimano Tiagra rapid-fire, 10 speed |
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Saddle |
Brompton saddle with integrated carry handle. Incorporates a mount for a Brompton rear light and saddle bag |
Bontrager Montrose Comp |
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Headset |
Brompton headset |
1-1/8-inch threadless, sealed cartridge bearings |
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Derailleur Front |
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Shimano Tiagra, braze-on |
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Derailleur Rear |
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Shimano Tiagra |
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Hub Front |
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Bontrager, 12 x 142 mm thru-axle |
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Hub Rear |
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Bontrager, 12 mm thru-axle |
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Cassette |
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Shimano Tiagra, 11-34, 10 speed |
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Chainrings |
44T (-12% gearing) |
50 / 34 |
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Bottom Bracket |
Square taper bottom bracket |
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Front |
349 x 35C Schwalbe Marathon Racer. A puncture resistant tyre with a reflective sidewall |
Bontrager AW2 Hard-Case Lite, 700 x 32 c, folding |
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Rear |
349 x 35C Schwalbe Marathon Racer. A puncture resistant tyre with a reflective sidewall |
Bontrager AW2 Hard-Case Lite, 700 x 32 c, folding |
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Wheel / RIM |
Front-wheel: Double-wall rim, 28 spokes laced to a Brompton front hub.
Rear-wheel: Double wall rim, 28 spoke, Brompton Wide ratio 3 speed internal gear hub with 2 speed external gears (13 and 16 tooth) |
Bontrager Tubeless Ready Disc |
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Tube |
Schrader valve |
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