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 |
6061 aluminum triple gauge main tubes with hydro-formed top tube, sloping design for men’s, step through design for ladies, internal cable routing, center-mount kickstand plate, replaceable derailleur hanger and fender/rack eyelets |
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Stem |
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Jamis alloy angle-adjustable, 90mm with 150mm quill (14–17”), 110mm with 180mm quill (18–23”) |
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Handle Bar |
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Comfort hi-rise, alloy 25.4 x 80mm rise x 15˚ sweep x 640mm |
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Fork |
Superlight Titanium fork with a threaded headset |
SR/Suntour CR8 suspension fork, coil spring with external preload adjustment, 60mm travel |
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Seatpost |
Brompton Standard Chromoly steel tube – gloss black. Suitable for maximum inside leg 33″/83cm |
Suspension alloy micro-adjust, 27.2 x 350mm with alloy clamp and QR seatpin. 300mm for Men’s 15, 17, Step-Thru 14 |
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Grip |
Superlight lock-on grips with precision ground lightweight foam adhered to ultrathin engineered core weighing just 42g per pair |
Anatomic triple density kraton |
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Crankset |
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SR Suntour XCC-T208, 48/38/28T, 170mm with chainguard |
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Pedals |
Brompton Folding left hand and non-folding right-hand pedals |
Comfort platform style with TPE non-slip insert |
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Chain |
Hollow pin Superlight Advance Chain |
KMC Z8.3 |
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Shifters |
Brompton 4 speed trigger shifter |
Shimano EZ-Fire Plus, ST-EF500, 24-speed |
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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 |
Jamis Comfort with Memory Foam, synthetic suede cover, burnished sides and bumper springs with satin steel rails, gender specific |
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Headset |
Brompton Superlight headset |
Water-resistant sealed mechanism, threaded, 1 1/8” |
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Derailleur Front |
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Shimano FD-TY710 , 31.8mm clamp, top swing/dual pull front |
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Derailleur Rear |
Patent-pending direct mount 4 speed derailleur |
Shimano Tourney TX-800 |
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Cassette |
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Shimano HG-2008, 8-speed, 12-32T |
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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 cartridge, 68 x 122.5mm |
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Stand |
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Kickstand |
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