Drivetrain |
Brompton 4 speed drivetrain, 163% range |
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Frame |
Main Frame: Precision drawn heat-treated steel tubing with hand brazing and selected auto-brazed joints
Rear Frame: Superlight Advance rear frame made from Titanium with a replaceable hanger, redesigned suspension block and new 54mm roller wheels |
Halsted 4130 CroMoly steel Main triangle double-butted. TIG-welded. Rear rack bosses. |
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Stem |
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Civia Midtown Stem 25.4 mm clamp |
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Handle Bar |
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25.4*560 MM Black 50 degree sweep |
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Fork |
Superlight Titanium fork with a threaded headset |
Halsted 100% CroMoly 1-1/8” threadless steerer. Uncut |
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Seats |
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Seat Clamp : 30.0 Seat Clamp Alloy Silver |
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Seatpost |
Brompton Standard Chromoly steel tube – gloss black. Suitable for maximum inside leg 33″/83cm |
350 Mm Length Seatpost 27.2 |
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Grip |
Superlight lock-on grips with precision ground lightweight foam adhered to ultrathin engineered core weighing just 42g per pair |
Civia Linden Ergonomic Dual Cushion 130 mm |
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Crankset |
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Civia 42 Tooth (Black) 3/32” 170 mm length BCD 130 CL 45 mm Chain Cover |
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Pedals |
Brompton Folding left hand and non-folding right-hand pedals |
Civia Neighborhood Pedals Rubber Tops |
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Chain |
Hollow pin Superlight Advance Chain |
KMC Z99 116Length Silver |
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Shifters |
Brompton 4 speed trigger shifter |
Shimano ALIVIO SL-M430 |
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Gear |
4-speed gear system |
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Saddle |
Fizik Aliante R7 – a comfortable saddle with lightweight performance from its Composite Carbon Nylon shell |
Civia Sprung With Steel Rails |
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Headset |
Brompton Superlight headset |
FSA TH-888S 1 1/8” steel |
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Derailleur Rear |
Patent-pending direct mount 4 speed derailleur |
Shimano RD-M430-S Acera 9-Speed Direct Attachment Silver |
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Hub Front |
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BLACK Q.R. 14G*36H 100 OLD |
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Hub Rear |
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Black with Civia 3 dots 135 OLD |
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Chainrings |
6061 forged aluminium crank with 50T chainring and integrated chainguard |
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Sprocket |
11-13-15-18 Tooth |
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Bottom Bracket |
Square taper bottom bracket |
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