Drivetrain |
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Brompton 4 speed drivetrain, 163% range |
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Frame |
Bianchi Pista, butted Cr-Mo tubes TIG welded, size: 46-49-51-53-55-57-59-61cm |
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 |
Alloy, 17° rise, diam. 25.4mm, length: 90mm-46/53cm, 110mm-55/61cm |
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Handle Bar |
Alloy, diam. 25.4mm, width 580mm, 20mm rise, 6° sweep |
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Fork |
Bianchi Cr-Mo Tig Welded, 1" |
Superlight Titanium fork with a threaded headset |
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Seatpost |
Alloy diam. 27.2mm, length:250mm |
Brompton Standard Chromoly steel tube – gloss black. Suitable for maximum inside leg 33″/83cm |
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Grip |
Kraton 130mm |
Superlight lock-on grips with precision ground lightweight foam adhered to ultrathin engineered core weighing just 42g per pair |
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Crankset |
Prowheel 46T, crank length: 165mm=49-53CM, 170mm=55-59CM, 172.5mm=61-63CM |
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Pedals |
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Brompton Folding left hand and non-folding right-hand pedals |
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Chain |
Kmc Z-410RB |
Hollow pin Superlight Advance Chain |
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Shifters |
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Brompton 4 speed trigger shifter |
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Gear |
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4-speed gear system |
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Saddle |
Velo w/Bianchi Logo |
Fizik Aliante R7 – a comfortable saddle with lightweight performance from its Composite Carbon Nylon shell |
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Headset |
VP-A34C, 1" steel |
Brompton Superlight headset |
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Derailleur Rear |
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Patent-pending direct mount 4 speed derailleur |
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Hub Rear |
Flip Flop hub |
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Cassette |
16T, steel |
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Chainrings |
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6061 forged aluminium crank with 50T chainring and integrated chainguard |
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Sprocket |
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11-13-15-18 Tooth |
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Bottom Bracket |
Cartridge, sealed bearings, steel cups, JIS 68/110.5mm |
Square taper bottom bracket |
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