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 |
TIG-Welded Hi-Tensile Steel w/Carrier Bosses |
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Stem |
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Aluminum Threadless 4-bolt, 15 Degree, S: 70 mm, M-L:80 mm, XL: 90 mm |
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Handle Bar |
High Handlebars – Brompton triple butted 6061 aluminium handlebar with shot-peened finish |
Aluminum 20 mm Rise, 600 mm, 10 Degree |
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Fork |
Steel brazed fork |
High Tensile Straight Blades |
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Seatpost |
Brompton standard length Chromoly steel tube. Suitable for maximum inside leg 33″/84cm |
Aluminum Micro-Adjust, 26.0 mm |
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Grip |
Lock-on grips with soft-compound rubber adhered to an engineered core |
Q2 Lock-On |
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Crankset |
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Aluminum Forged, 3-pc, 44T w/Aluminum Double Guard, 170 mm |
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Pedals |
Brompton Folding left hand and non-folding right-hand pedals |
Resin Platform w/Boron Axle |
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Chain |
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KMC Z8.3 |
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Shifters |
Brompton 2 and 3 speed Trigger shifters |
MicroShift TS71-8 Trigger |
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Saddle |
Brompton saddle with integrated carry handle. Incorporates a mount for a Brompton rear light and saddle bag |
KHS Road Padded |
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Headset |
Brompton headset |
Threadless 1-1/8” |
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Derailleur Rear |
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Shimano RD-TX800 |
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Hub Front |
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Aluminum QR, Cassette, Cassette |
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Hub Rear |
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Aluminum QR |
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Spoke |
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14G Stainless Black, 32 x 32 |
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Cassette |
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Shimano CS-HG200-8, 12-32T, 8-Speed |
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Chainrings |
44T (-12% gearing) |
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Bottom Bracket |
Square taper bottom bracket |
FSA Cartridge Bearing |
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