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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Alloy – Height adjustable |
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Handle Bar |
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Alloy – Swallow – Double Bend |
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Fork |
Superlight Titanium fork with a threaded headset |
Triple painted and clear coated high gloss, TIG Welded Unicrown Fork Steel |
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Seats |
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Thick padded comfort saddle with reflector |
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Seatpost |
Brompton Standard Chromoly steel tube – gloss black. Suitable for maximum inside leg 33″/83cm |
Alloy Silver |
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Grip |
Superlight lock-on grips with precision ground lightweight foam adhered to ultrathin engineered core weighing just 42g per pair |
Soft PVC comfort hand grips |
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Crankset |
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Alloy 44T with Chain guide |
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Pedals |
Brompton Folding left hand and non-folding right-hand pedals |
Alloy with Reflectors |
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Chain |
Hollow pin Superlight Advance Chain |
KMC Chain Z50
Chain Guard : Colour Matched full length chain guard |
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Shifters |
Brompton 4 speed trigger shifter |
Shimano 7 Speed twist 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 |
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Headset |
Brompton Superlight headset |
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Derailleur Rear |
Patent-pending direct mount 4 speed derailleur |
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Hub Front |
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Alloy – Hub 32 Spoke |
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Hub Rear |
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Alloy – 7Sp Shimano Gear Cassette |
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Spoke |
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Stainless Steel spokes with CU nipples |
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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 |
Sealed bottom bracket- Neco |
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Stand |
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Kick Stand : Alloy with rubber tip |
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