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 |
SmartForm C3 Alloy, SAVE, tapered head tube, Straightshot hidden cable routing, flat mount disc, rack/fender mounts, 360° reflectivity |
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Stem |
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Cannondale 3 with Intellimount, alloy, 31.8 mm clamp |
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Handle Bar |
High Handlebars – Brompton triple butted 6061 aluminium handlebar with shot-peened finish |
6061 double-butted, 25 mm rise, 8° sweep, 6° rise, 640 mm |
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Fork |
Steel brazed fork |
Chromoly, 1-1/8" steerer, flat mount disc, fender mounts, 360° reflectivity |
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Seatpost |
Brompton standard length Chromoly steel tube. Suitable for maximum inside leg 33″/84cm |
6061 Alloy, 27.2 x 350 mm |
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Grip |
Lock-on grips with soft-compound rubber adhered to an engineered core |
Cannondale Ergo Fitness Dual Density, lock-on |
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Crankset |
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Prowheel alloy, 38T |
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Pedals |
Brompton Folding left hand and non-folding right-hand pedals |
Cannondale Fitness |
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Chain |
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KMC Z9, 9-speed |
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Shifters |
Brompton 2 and 3 speed Trigger shifters |
MicroSHIFT Advent, 9-speed |
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Saddle |
Brompton saddle with integrated carry handle. Incorporates a mount for a Brompton rear light and saddle bag |
Cannondale Fitness Ergo Double Density |
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Headset |
Brompton headset |
FSA Sealed Bearing, Integrated, 1-1/8" |
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Derailleur Rear |
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MicroSHIFT Advent |
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Hub Front |
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Sealed Alloy Disc, QR |
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Hub Rear |
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Sealed Alloy Disc, QR |
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Spoke |
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Stainless steel, 14g |
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Chainrings |
44T (-12% gearing) |
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Bottom Bracket |
Square taper bottom bracket |
Tange Cartridge |
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Front |
349 x 35C Schwalbe Marathon Racer. A puncture resistant tyre with a reflective sidewall |
Schwalbe Spicer, 700 x 35c, K-Guard, reflective strip |
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Rear |
349 x 35C Schwalbe Marathon Racer. A puncture resistant tyre with a reflective sidewall |
Schwalbe Spicer, 700 x 35c, K-Guard, reflective strip |
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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) |
Cannondale Disc, double wall w/eyelet, 32h |
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Tube |
Schrader valve |
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