| Drivetrain |
Brompton 3 speed drivetrain, 177% range |
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| Riding Modes |
3 Speed (Utility) |
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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 |
Alpha Gold Aluminum, low-step design, DuoTrap S compatible, disc brake, rack & fender mounts, 135 x 5 mm QR |
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| Stem |
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Bontrager adjustable, Blendr compatible |
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| Handle Bar |
Mid handlebar |
Bontrager IsoZone alloy, 31.8 mm, comfort sweep |
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| Fork |
Steel Brazed Fork |
Alloy, disc, rack mounts, 415 mm axle-to-crown, ThruSkew 5 mm QR |
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| Seatpost |
Extended, Silver (35") |
Alloy, adjustable suspension, 27.2 mm, 300 mm length |
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| Grip |
Push-on Rubber Grips |
Bontrager Satellite IsoZone Plus, lock-on, ergonomic |
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| Crankset |
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Shimano MT210, chainguard |
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| Pedals |
Non-folding Composite Pedals |
Bontrager Satellite City pedal |
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| Chain |
6061 forged aluminium crank with 44T chainring and integrated chainguard |
KMC X9, 9 speed |
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| Shifters |
Brompton 3 Speed Shifter |
Shimano Acera M3000, 9 speed |
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| Saddle |
A Line saddle with black rails 147mm width
Composite seat clamp and rear frame clip in matt black finish |
Bontrager Boulevard |
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| Headset |
Brompton Headset |
1-1/8 threadless, semi-integrated, semi-cartridge bearings |
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| Derailleur Front |
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Shimano T3000, 34.9 mm clamp, top swing, dual pull |
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| Derailleur Rear |
Brompton Chain Pusher |
Shimano Acera M3000, Shadow design, long cage |
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| Hub Front |
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Formula DC-22, alloy, 6-bolt, Shimano 8/9/10 freehub |
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| Hub Rear |
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Formula DC-20, alloy, 6-bolt |
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| Spoke |
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14 g, stainless |
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| Cassette |
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Shimano HG200, 11-36, 9 speed |
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| Chainrings |
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46 / 30 T |
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| Sprocket |
13 Tooth |
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| Bottom Bracket |
Square taper bottom bracket |
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| Front |
Schwalbe Marathon Racer |
Bontrager H5 Hard-Case Ultimate, wire bead, 60 tpi, 700 x 45 c |
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| Rear |
Schwalbe Marathon Racer |
Bontrager H5 Hard-Case Ultimate, wire bead, 60 tpi, 700 x 45 c |
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| Wheel / RIM |
Rear Wheel: Double-wall rim, 28 spoke, Brompton Standard ratio 3 speed internal gear hub, 13 tooth sprocket
Front Wheel: Double wall rims, 28 spokes laced to a Brompton front hub |
Bontrager Tubeless Ready Disc, 32-hole, presta valve |
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| Tube |
Schrader Valve |
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