Load Carrying Capacity |
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Combined weight of bicycle, rider, and cargo of 80 pounds (36 kg) |
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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 |
Alpha Silver Aluminum, 12'' kids' frame size |
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Stem |
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Bontrager Approved alloy, 25.4 mm clamp, 15 degree rise, 50 mm |
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Handle Bar |
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Kids' steel, 25.4 mm clamp, 80 mm rise, 500 mm width |
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Fork |
Superlight Titanium fork with a threaded headset |
Steel, 12'', threadless 1'' steerer |
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Seatpost |
Brompton Standard Chromoly steel tube – gloss black. Suitable for maximum inside leg 33″/83cm |
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Grip |
Superlight lock-on grips with precision ground lightweight foam adhered to ultrathin engineered core weighing just 42g per pair |
Kids' grip, 107 mm width |
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Crankset |
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Alloy, 26T, chainguard, 70 mm length |
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Pedals |
Brompton Folding left hand and non-folding right-hand pedals |
Kids' Satellite, 9/16 thread |
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Chain |
Hollow pin Superlight Advance Chain |
HV410, 1/2x1/8 |
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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 |
Kids' padded, integrated seatpost, with handle |
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Headset |
Brompton Superlight headset |
1'' threadless |
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Derailleur Rear |
Patent-pending direct mount 4 speed derailleur |
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Hub Front |
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Coaster brake, 16T, 120 mm bolt-on |
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Hub Rear |
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Steel, 84 mm bolt-on |
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Spoke |
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14g stainless steel |
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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 |
Square taper, 68 mm, sealed cartridge |
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Front |
Schwalbe ONE Black Tyre |
Bontrager XR1, wire bead, 27 tpi., 12 x 2.25'' |
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Rear |
Schwalbe ONE Black Tyre |
Bontrager XR1, wire bead, 27 tpi., 12 x 2.25'' |
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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 |
Alloy 12'', 20-hole, schrader valve |
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