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 |
Utilitour Double Butted CrMo, Size-Specific Wheels (XS, S = 650B, M, L, XL = 700C) , Biometric Geometry, Fender and Rack Mounts, Disc Mount |
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Stem |
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Marin 3D Forged Alloy |
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Handle Bar |
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Marin Butted Alloy, Compact 12º Flared Drop |
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Fork |
Superlight Titanium fork with a threaded headset |
CrMo, Fender, Rack, and Bottle Cage Eyelets, IS Disc Mount |
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Seatpost |
Brompton Standard Chromoly steel tube – gloss black. Suitable for maximum inside leg 33″/83cm |
Marin Alloy, 27.2 mm |
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Grip |
Superlight lock-on grips with precision ground lightweight foam adhered to ultrathin engineered core weighing just 42g per pair |
Marin Comfort Bar Tape, Shock Absorbing Gel Pads |
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Crankset |
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Shimano Sora Hollowtech II, 50/39/30T |
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Pedals |
Brompton Folding left hand and non-folding right-hand pedals |
Trekking Platform |
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Chain |
Hollow pin Superlight Advance Chain |
KMC X9 |
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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 |
Marin MTB |
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Headset |
Brompton Superlight headset |
FSA No.8D, Sealed Cartridge Bearings |
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Derailleur Front |
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Shimano Sora |
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Derailleur Rear |
Patent-pending direct mount 4 speed derailleur |
Shimano Sora 9-Speed |
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Hub Front |
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Forged Aluminum Alloy, 32H |
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Hub Rear |
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Forged Aluminum Alloy, 32H |
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Spoke |
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14g Black Stainless Steel |
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Cassette |
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Shimano HG-200-9 9-Speed, 11-34T |
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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 |
Shimano Hollowtech II |
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Front |
Schwalbe ONE Black Tyre |
WTB Resolute, 650B/700C x 42 mm, Puncture Protection |
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Rear |
Schwalbe ONE Black Tyre |
WTB Resolute, 650B/700C x 42 mm, Puncture Protection |
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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 |
Marin Aluminum, Double Wall, Disc Specific |
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