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 |
Frame weight starting at 920g Matt Carbon/Shiny Laser Gray 53cm |
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Stem |
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Rose Square (6°), aluminium 6061, integrated cable guides, anodized black 90 mm |
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Handle Bar |
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Ritchey WCS Streem Carbon black/matt 40cm |
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Fork |
Superlight Titanium fork with a threaded headset |
Fork weight starting at 380g matt black |
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Seatpost |
Brompton Standard Chromoly steel tube – gloss black. Suitable for maximum inside leg 33″/83cm |
ROSE D-Shape, for Reveal/Backroad, carbon, 25 mm offset |
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Grip |
Superlight lock-on grips with precision ground lightweight foam adhered to ultrathin engineered core weighing just 42g per pair |
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Crankset |
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Shimano Ultegra FC-R8000 50/34 170 mm |
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Pedals |
Brompton Folding left hand and non-folding right-hand pedals |
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Chain |
Hollow pin Superlight Advance Chain |
Shimano CN-HG601, 118 links |
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Shifters |
Brompton 4 speed trigger shifter |
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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 |
Selle Italia Flite Flow black/black |
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Headset |
Brompton Superlight headset |
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Derailleur Rear |
Patent-pending direct mount 4 speed derailleur |
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Cassette |
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Ultegra CS-HG800-11, 11-34 |
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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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