| 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 |
Series 3 Double Butted and Formed CrMo, Size-Specific Wheels (XS, S = 650B, M, L, XL = 700C), Utilitour Biometric Geometry, Fender and Rack Mounts, 142 x 12 mm Thru-Axle Dropouts, Chainstay Disc Mount |
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| Stem |
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Marin 3D Forged Alloy |
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| Handle Bar |
Mid handlebar |
Marin Butted Alloy, Compact 12º Flared Drop |
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| Fork |
Steel Brazed Fork |
Butted CrMo, Fender, Rack and Bottle Cage Eyelets, 15 mm Thru-Axle, Post-Mount Disc |
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| Seatpost |
Extended, Silver (35") |
27.2 mm Marin Alloy |
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| Grip |
Push-on Rubber Grips |
Marin Silicone Gel Tape |
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| Crankset |
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FSA Gossamer Pro, Megatooth 38T Chainring, BB386EVO Alloy Spindle |
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| Pedals |
Non-folding Composite Pedals |
Trekking Platform |
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| Chain |
6061 forged aluminium crank with 44T chainring and integrated chainguard |
KMC X11 |
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| Shifters |
Brompton 3 Speed Shifter |
Shift Lever : SRAM Apex 1 1 x 11 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 |
WTB Volt Race 142 Custom |
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| Headset |
Brompton Headset |
FSA Orbit CE, Sealed Cartridge Bearings |
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| Derailleur Rear |
Brompton Chain Pusher |
SRAM Apex 1 11-Speed |
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| Hub Front |
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Forged Aluminum Alloy, 100 x 15 mm, 6-Bolt Disc, 32H |
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| Hub Rear |
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Forged Aluminum Alloy, 142 x 12 mm, Alloy Axle, Quad Cartridge Sealed Bearings, SRAM XD Driver, 6-Bolt Disc, 32H |
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| Spoke |
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14 g Black Stainless Steel |
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| Cassette |
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e*thirteen TRS 11-Speed, 9-44T |
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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 |
WTB Resolute, 650B/700C x 42, Folding Bead, Tubeless Compatible |
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| Rear |
Schwalbe Marathon Racer |
WTB Resolute, 650B/700C x 42, Folding Bead, Tubeless Compatible |
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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 |
WTB KOM i25, 25 mm Inner, Tubeless Compatible |
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| Tube |
Schrader Valve |
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