| 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 |
Reynolds 520 DB CrMo Tubing w/Carrier Bosses & Disc Mount, Internal Cables |
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| Stem |
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KHS Aluminum Threadless, 25 Degree, 4-bolt, S:80 mm, M-L:90 mm, XL:100 mm |
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| Handle Bar |
Mid handlebar |
Aluminum Trekking, 630 mm, 31.8 mm |
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| Fork |
Steel Brazed Fork |
Full CrMo Unicrown, Low-rider and Fender Bosses w/Disc, Straight Blade |
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| Seatpost |
Extended, Silver (35") |
Aluminum Micro-Adjust, 27.2 mm |
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| Grip |
Push-on Rubber Grips |
Q2 Ergo Lock-On, Dual Density |
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| Crankset |
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FSA Tempo, 48/32T, S:170, M-L:172.5, XL:175 |
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| Pedals |
Non-folding Composite Pedals |
Wellgo Full Aluminum w/Non-Slip Tread, DU Bearings |
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| Chain |
6061 forged aluminium crank with 44T chainring and integrated chainguard |
KMC X9 w/MissingLink |
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| Shifters |
Brompton 3 Speed Shifter |
Shimano Alivio, M3100, 2x9 Triggers |
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| Saddle |
A Line saddle with black rails 147mm width
Composite seat clamp and rear frame clip in matt black finish |
KHS Ultra Comfort Plus, Soft Shell w/Memory Foam |
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| Headset |
Brompton Headset |
Threadless 1-1/8”, Zero Stack |
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| Derailleur Front |
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MicroShift FD-T392B, 28.6 mm |
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| Derailleur Rear |
Brompton Chain Pusher |
Shimano Alivio, M3100 |
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| Hub Front |
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KK Aluminum Disc QR23 w/Rubber Seal, Cassette |
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| Hub Rear |
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KK Aluminum Disc QR23 w/Rubber Seal |
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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 CS-HG200-9, 11-36T, 9-Speed |
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| Sprocket |
13 Tooth |
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| Bottom Bracket |
Square taper bottom bracket |
FSA Cartridge Bearing |
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| Front |
Schwalbe Marathon Racer |
Kenda Kwick Journey, 700 x 35c w/K-Shield Anti-Puncture, 60TPI |
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| Rear |
Schwalbe Marathon Racer |
Kenda Kwick Journey, 700 x 35c w/K-Shield Anti-Puncture, 60TPI |
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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 |
Weinmann U26 Disc, 700 x 32H, Double Wall |
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| Tube |
Schrader Valve |
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