Drivetrain |
Brompton Wide-range 6 speed drivetrain (2 x 3 speed), 302% range |
-- |
|
|
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 |
Lightweight SmartForm C2 Alloy, 12x142 thru-axle, tapered headtube, BSA threaded BBm flat mount disc, StraightShot internal cable routing, multiple gear/bottle mounts |
|
|
Stem |
-- |
Cannondale 3, 6061 Alloy, 31.8, 7° |
|
|
Handle Bar |
High Handlebars – Brompton triple butted 6061 aluminium handlebar with shot-peened finish |
Cannondale 3, butted 6061 Alloy, 16 deg flare drop |
|
|
Fork |
Steel brazed fork |
Topstone Carbon, 1-1/8" to 1.5" steerer, 55mm OutFront offset, flat mount disc, internal routing, 12x100 thru-axle, fender/gear mounts |
|
|
Seatpost |
Brompton standard length Chromoly steel tube. Suitable for maximum inside leg 33″/84cm |
Cannondale 3, 6061 Alloy, 27.2x350mm |
|
|
Grip |
Lock-on grips with soft-compound rubber adhered to an engineered core |
Cannondale Bar Tape, 3.5mm |
|
|
Crankset |
-- |
Shimano GRX 600, 46/30 (Europe/UK - FSA Gossamer Pro Modular AGX+, 46/30) |
|
|
Pedals |
Brompton Folding left hand and non-folding right-hand pedals |
-- |
|
|
Chain |
-- |
KMC X11, 11-speed |
|
|
Shifters |
Brompton 2 and 3 speed Trigger shifters |
Shimano GRX 600, 11-speed |
|
|
Saddle |
Brompton saddle with integrated carry handle. Incorporates a mount for a Brompton rear light and saddle bag |
Fizik Aliante Delta, S-alloy rails |
|
|
Headset |
Brompton headset |
Integrated, 1-1/8" - 1.5" |
|
|
Derailleur Front |
-- |
Shimano GRX 800, braze-on |
|
|
Derailleur Rear |
-- |
Shimano GRX 810, Shadow RD+ |
|
|
Hub Front |
-- |
Formula cartridge bearing, 12x100mm centerlock |
|
|
Hub Rear |
-- |
Formula cartridge bearing, 12x142mm centerlock |
|
|
Spoke |
-- |
Stainless Steel, 14g |
|
|
Chainrings |
44T (-12% gearing) |
-- |
|
|
Bottom Bracket |
Square taper bottom bracket |
Shimano BB-RS500 (Europe/UK - FSA BB386 MegaEvo) |
|
|
Front |
349 x 35C Schwalbe Marathon Racer. A puncture resistant tyre with a reflective sidewall |
WTB Riddler TCS Light, 700x37c, tubeless ready (Europe/UK - Vittoria Terreno Dry, 700x35c, tubeless ready) |
|
|
Rear |
349 x 35C Schwalbe Marathon Racer. A puncture resistant tyre with a reflective sidewall |
WTB Riddler TCS Light, 700x37c, tubeless ready (Europe/UK - Vittoria Terreno Dry, 700x35c, tubeless ready) |
|
|
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) |
Rims: WTB ST i23 TCS, 28h, tubeless ready |
|
|
Tube |
Schrader valve |
-- |
|
|