| 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 |
Tectonic T1, aluminum, 26” cargo geometry, internal cable routing, 9 mm x 141 mm dropout, replaceable hanger |
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| Stem |
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Xposure diecast, quill, 70 mm, 7°, 25.4 mm clamp |
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| Handle Bar |
Mid handlebar |
Xposure, aluminum, 635 mm width, 25 mm rise, 25.4 mm clamp |
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| Fork |
Steel Brazed Fork |
Mongoose, 26”, steel steerer, 9 mm x 100 mm, QR |
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| Seatpost |
Extended, Silver (35") |
Xposure, aluminum, 400 mm, 20 mm offset, 27.2 mm seat post, 31.8 mm seat clamp |
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| Grip |
Push-on Rubber Grips |
Xposure Kraton, semi-ergo |
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| Crankset |
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Prowheel, 42/32/22T |
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| Pedals |
Non-folding Composite Pedals |
Mongoose, nylon |
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| Chain |
6061 forged aluminium crank with 44T chainring and integrated chainguard |
KMC Z72 |
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| Shifters |
Brompton 3 Speed Shifter |
Shimano EF500, 3 x 8 |
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| Saddle |
A Line saddle with black rails 147mm width
Composite seat clamp and rear frame clip in matt black finish |
Mongoose MTB comfort, steel rails |
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| Headset |
Brompton Headset |
Threadless, ZS44/ZS44, retainer bearing |
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| Derailleur Front |
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Shimano FD-TX800, band clamp |
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| Derailleur Rear |
Brompton Chain Pusher |
Shimano Altus RD-M310 |
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| Hub Front |
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Xposure, aluminum, ball bearing, 9 mm x 141 mm, 32H, 6-bolt |
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| Hub Rear |
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Xposure, aluminum, ball bearing, 9 mm x 100mm, 32H, 6-bolt |
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| Spoke |
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14G, stainless steel |
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| Sprocket |
13 Tooth |
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| Bottom Bracket |
Square taper bottom bracket |
VP, cartridge, 3-piece, threaded 73mm BB shell |
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| Front |
Schwalbe Marathon Racer |
Xposure MTB, 26 in x 2.35 in, wire bead |
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| Rear |
Schwalbe Marathon Racer |
Xposure MTB, 26 in x 2.35 in, wire bead |
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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 |
Xposure, aluminum double wall, 26 mm ID, 32H |
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| Tube |
Schrader Valve |
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