Drivetrain |
Brompton Wide-range 6 speed drivetrain (2 x 3 speed), 302% range |
Single-speed drivetrain |
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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 |
High Tensile Steel |
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Stem |
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Steel, BMX, W/4-Bolt Alloy Face Plate, Black |
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Handle Bar |
High Handlebars – Brompton triple butted 6061 aluminium handlebar with shot-peened finish |
KID-FIT steel BMX handlebar |
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Fork |
Steel brazed fork |
1" Hi Tensile Steel, Straight Legs |
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Seatpost |
Brompton standard length Chromoly steel tube. Suitable for maximum inside leg 33″/84cm |
Steel, Black |
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Grip |
Lock-on grips with soft-compound rubber adhered to an engineered core |
Kraton Rubber, Kid Size, Black |
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Crankset |
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One-Piece Steel, 4-1/2", Black |
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Pedals |
Brompton Folding left hand and non-folding right-hand pedals |
9/16", Black, Small Platform |
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Chain |
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K.M.C. 1/2" x 1/8", Black |
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Shifters |
Brompton 2 and 3 speed Trigger shifters |
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Saddle |
Brompton saddle with integrated carry handle. Incorporates a mount for a Brompton rear light and saddle bag |
KID-FIT padded saddle |
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Headset |
Brompton headset |
Steel, Caged Bearings, Black |
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Hub Front |
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Steel, 3/8" Bolt-On Axle, Black |
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Hub Rear |
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Coaster Brake, Black |
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Spoke |
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14G UCP with Brass Nipples |
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Chainrings |
44T (-12% gearing) |
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Sprocket |
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19T x 1/2'' x 1/8'' |
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Bottom Bracket |
Square taper bottom bracket |
Steel, Caged Bearing, Black |
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Stand |
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Steel kickstand |
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Front |
349 x 35C Schwalbe Marathon Racer. A puncture resistant tyre with a reflective sidewall |
20" x 1.95", Black Wall,20" x 1.90-2.125", Schrader Valve |
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Rear |
349 x 35C Schwalbe Marathon Racer. A puncture resistant tyre with a reflective sidewall |
20" x 1.95", Black Wall , 20" x 1.90-2.125", Schrader Valve |
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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) |
Front: 20" x 1.75 x 36H x 14G, Steel-BMX, Bolt-On
Rear: 20" x 1.75 x 36H x 14G, Steel-BMX, W/KT Coaster Brake
Rims: 20" x 36H x 14G, Steel, Black |
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Tube |
Schrader valve |
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