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 |
Fuji A2-SL custom-butted alloy, sealed cartridge bearing pivots, A4 suspension, Boost 148 x 12 mm, 120 mm |
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Stem |
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Oval Concepts 313, 3D-forged alloy, ±7° |
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Handle Bar |
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Oval Concepts 205 riser bar, 6061 alloy, ± 5 mm rise, 760 mm |
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Fork |
Superlight Titanium fork with a threaded headset |
RockShox Sektor RL 29 Solo Air, tapered alloy steerer, Boost 110 x 15 mm, 130 mm |
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Seatpost |
Brompton Standard Chromoly steel tube – gloss black. Suitable for maximum inside leg 33″/83cm |
KS E30i Integra dropper, 30.9 mm, 15, 17" - 100 mm travel, 19, 21" - 125 mm travel, Southpaw Lever |
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Grip |
Superlight lock-on grips with precision ground lightweight foam adhered to ultrathin engineered core weighing just 42g per pair |
WTB Waffel Grip, Single lock on |
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Crankset |
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SRAM NX Eagle, 32T |
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Pedals |
Brompton Folding left hand and non-folding right-hand pedals |
Alloy platform |
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Chain |
Hollow pin Superlight Advance Chain |
SRAM NX Eagle |
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Shifters |
Brompton 4 speed trigger shifter |
SRAM NX Eagle, 1 x 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 |
WTB Volt Sport |
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Headset |
Brompton Superlight headset |
FSA 1 1/8" - 1.5", sealed bearings |
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Derailleur Rear |
Patent-pending direct mount 4 speed derailleur |
SRAM NX Eagle |
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Cassette |
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SRAM PG-1230 10-50T |
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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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Front |
Schwalbe ONE Black Tyre |
Maxxis Ardent, 29" x 2.40", 60tpi, EXO, Tubeless Ready, folding |
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Rear |
Schwalbe ONE Black Tyre |
Maxxis Ardent, 29" x 2.40", 60tpi, EXO, Tubeless Ready, folding |
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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 |
WTB ST i25 TCS 32H rims, Formula DC-711 front, DC-1248 rear, stainless black spokes |
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