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 |
Size Specific Design Triple-butted 6061 aluminum with fast back rear triangle, internal cable routing, formed top and down tube, oval chain stays with flat mount disc brake, kickstand mount, replaceable derailleur hanger and fender/rack eyelets |
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Stem |
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Jamis Road 3D forged alloy, 10˚ rise x 90mm (14-18”) |
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Handle Bar |
High Handlebars – Brompton triple butted 6061 aluminium handlebar with shot-peened finish |
Jamis Flat bar, 6061 T-6 aluminum, 31.8 x 10˚ sweep x 600mm (15-17”) 620mm (19-23”) |
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Fork |
Steel brazed fork |
Jamis full carbon composite with carbon steerer, Flat mount disc brake, low-rider carrier mounts and carbon drop out with stainless steel tabs and fender eyelets |
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Seatpost |
Brompton standard length Chromoly steel tube. Suitable for maximum inside leg 33″/84cm |
Jamis alloy micro-adjust, 27.2 x 350mm alloy clamp with QR seatpin |
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Grip |
Lock-on grips with soft-compound rubber adhered to an engineered core |
Anatomic double density kraton |
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Crankset |
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Shimano FC-MT210, 46/30, 170mm (14-18”) |
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Pedals |
Brompton Folding left hand and non-folding right-hand pedals |
Platform style, steel cage/resin body |
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Chain |
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KMC Z9 |
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Shifters |
Brompton 2 and 3 speed Trigger shifters |
Shift Levers : Shimano Rapidfire Plus Altus SL-M2010, 18-speed |
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Saddle |
Brompton saddle with integrated carry handle. Incorporates a mount for a Brompton rear light and saddle bag |
Jamis Touring Women’s with SL cover |
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Headset |
Brompton headset |
FSA Integrated IS threadless with nylon upper compression ring, 1 1/8” |
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Derailleur Rear |
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Shimano Altus RD-M2000 rear and Shimano Altus FD-M370 front derailleur |
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Cassette |
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Shimano HG200 9-speed, 11-34T |
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Chainrings |
44T (-12% gearing) |
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Bottom Bracket |
Square taper bottom bracket |
FSA sealed cartridge, 68 x 110.5mm |
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Front |
349 x 35C Schwalbe Marathon Racer. A puncture resistant tyre with a reflective sidewall |
Vittoria Randonneur with reflective sidewalls, 700 x 35c |
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Rear |
349 x 35C Schwalbe Marathon Racer. A puncture resistant tyre with a reflective sidewall |
Vittoria Randonneur with reflective sidewalls, 700 x 35c |
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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) |
Alex TD26 double wall disc specific alloy rims, 32H, Joytec 6-bolt alloy hubs with QR and 14g stainless steel spokes |
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Tube |
Schrader valve |
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