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 |
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 |
High Handlebars – Brompton triple butted 6061 aluminium handlebar with shot-peened finish |
Oval Concepts 205 riser bar, 6061 alloy, ± 5 mm rise, 760 mm |
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Fork |
Steel brazed fork |
RockShox Sektor RL 29 Solo Air, tapered alloy steerer, Boost 110 x 15 mm, 130 mm |
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Seatpost |
Brompton standard length Chromoly steel tube. Suitable for maximum inside leg 33″/84cm |
KS E30i Integra dropper, 30.9 mm, 15, 17" - 100 mm travel, 19, 21" - 125 mm travel, Southpaw Lever |
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Grip |
Lock-on grips with soft-compound rubber adhered to an engineered core |
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 |
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SRAM NX Eagle |
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Shifters |
Brompton 2 and 3 speed Trigger shifters |
SRAM NX Eagle, 1 x 12-speed |
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Saddle |
Brompton saddle with integrated carry handle. Incorporates a mount for a Brompton rear light and saddle bag |
WTB Volt Sport |
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Headset |
Brompton headset |
FSA 1 1/8" - 1.5", sealed bearings |
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Derailleur Rear |
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SRAM NX Eagle |
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Cassette |
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SRAM PG-1230 10-50T |
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Chainrings |
44T (-12% gearing) |
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Bottom Bracket |
Square taper bottom bracket |
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Front |
349 x 35C Schwalbe Marathon Racer. A puncture resistant tyre with a reflective sidewall |
Maxxis Ardent, 29" x 2.40", 60tpi, EXO, Tubeless Ready, folding |
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Rear |
349 x 35C Schwalbe Marathon Racer. A puncture resistant tyre with a reflective sidewall |
Maxxis Ardent, 29" x 2.40", 60tpi, EXO, Tubeless Ready, folding |
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Wheel / RIM |
Front-wheel: Double-wall rim, 28 spokes laced to a Brompton front hub.
Rear-wheel: Double wall rim, 28 spoke, Brompton Wide ratio 3 speed internal gear hub with 2 speed external gears (13 and 16 tooth) |
WTB ST i25 TCS 32H rims, Formula DC-711 front, DC-1248 rear, stainless black spokes |
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Tube |
Schrader valve |
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