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 |
Winora, Aluminium 6061, Aluminium 6061 |
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Stem |
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Aluminium, Inner clamping, 25.4 mm |
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Handle Bar |
High Handlebars – Brompton triple butted 6061 aluminium handlebar with shot-peened finish |
Ergoriser |
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Fork |
Steel brazed fork |
SR Suntour, CR 7V-A adjustable, Steel spring, 40 mm travel, Steel steerer tube 1 1/8" |
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Seatpost |
Brompton standard length Chromoly steel tube. Suitable for maximum inside leg 33″/84cm |
Aluminium, Patent, 27.2 mm |
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Grip |
Lock-on grips with soft-compound rubber adhered to an engineered core |
XLC |
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Crankset |
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Shimano, TY301, Aluminium, 28 - 48 - 38 teeth |
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Pedals |
Brompton Folding left hand and non-folding right-hand pedals |
VP, 872, Plastic, Non Slip |
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Chain |
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KMC, Z72 |
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Shifters |
Brompton 2 and 3 speed Trigger shifters |
Shimano, Tourney EF40, Rapidfire |
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Saddle |
Brompton saddle with integrated carry handle. Incorporates a mount for a Brompton rear light and saddle bag |
Selle Royal, Wave |
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Headset |
Brompton headset |
CH-919 |
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Derailleur Rear |
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Shimano, TX800 |
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Hub Front |
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Shimano, Nexus hub dynamo C3000 |
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Hub Rear |
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Aluminium hub sealed |
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Spoke |
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Black |
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Chainrings |
44T (-12% gearing) |
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Sprocket |
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Shimano, TZ500, 14 - 28 teeth |
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Bottom Bracket |
Square taper bottom bracket |
VP, BC73, BSA |
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Stand |
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Ursus, Easy, Side stand |
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Headlamp |
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AXA, Compactline 20, 20 lm |
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Taillamp |
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AXA, Blueline Steady |
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Front |
349 x 35C Schwalbe Marathon Racer. A puncture resistant tyre with a reflective sidewall |
XLC, TourX, 42-622, 28 x 1.6 inch |
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Rear |
349 x 35C Schwalbe Marathon Racer. A puncture resistant tyre with a reflective sidewall |
XLC, TourX, 42-622, 28 x 1.6 inch |
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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) |
X-Pert, X3, Double Wall, Aluminium |
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Tube |
Schrader valve |
Dunlop valve |
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