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 |
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Stem |
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Bontrager Line, 35 mm, Knock Block, 0-degree, 40 mm length |
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Handle Bar |
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Bontrager Line, alloy, 35 mm, 27.5 mm rise, 820 mm width |
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Fork |
Superlight Titanium fork with a threaded headset |
RockShox Lyrik Select+, DebonAir spring, Charger 2.1 RC damper, tapered steerer, 42 mm offset, Boost110, 15 mm Maxle Stealth, 170 mm travel |
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Seatpost |
Brompton Standard Chromoly steel tube – gloss black. Suitable for maximum inside leg 33″/83cm |
TranzX JD-YSP39, 150 mm travel, internal routing, 34.9 mm |
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Grip |
Superlight lock-on grips with precision ground lightweight foam adhered to ultrathin engineered core weighing just 42g per pair |
Bontrager XR Trail Pro, alloy lock-on |
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Crankset |
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SRAM X1 Eagle, DUB, 30T steel ring, Boost (55 mm chain line), 175 mm length |
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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 |
SRAM GX Eagle, 12-speed |
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Shifters |
Brompton 4 speed trigger shifter |
SRAM GX Eagle, 12-speed |
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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 |
Bontrager Arvada, hollow chromoly rails, 138 mm width |
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Headset |
Brompton Superlight headset |
Knock Block 2.0 Integrated, 72-degree radius (includes infinite-radius chip), sealed cartridge bearing, 1-1/8" top, 1.5" bottom |
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Derailleur Rear |
Patent-pending direct mount 4 speed derailleur |
SRAM GX Eagle |
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Hub Rear |
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Bontrager alloy, sealed bearing, alloy axle, 6-bolt, Boost110, 15 mm thru axle |
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Cassette |
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SRAM Eagle XG-1275, 10-52, 12-speed |
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Chainrings |
6061 forged aluminium crank with 50T chainring and integrated chainguard |
Max: 34T, Min 28T |
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Sprocket |
11-13-15-18 Tooth |
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Bottom Bracket |
Square taper bottom bracket |
SRAM DUB MTB Wide, 73 m, BSA threaded |
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Front |
Schwalbe ONE Black Tyre |
Bontrager XR4 Team Issue, Tubeless Ready, Inner Strength sidewall, aramid bead, 120 tpi, 29 x 2.40" |
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Rear |
Schwalbe ONE Black Tyre |
Bontrager XR5 Team Issue, Tubeless Ready, Inner Strength sidewall, aramid bead, 120 tpi, 29 x 2.60" |
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Wheel / RIM |
Front Wheel: Superlight front wheel – Lightweight rim, double-butted spokes and aluminium hub body with sealed bearings and hex key axle
Rear Wheel: Superlight 4 speed rear wheel – Lightweight rim, double-butted spokes and aluminium hub body with sealed bearings, newly developed 4 speed freehub body and hex key axle |
Bontrager TLR |
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