| Drivetrain |
Brompton 3 speed drivetrain, 177% range |
2x11-speed |
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| Riding Modes |
3 Speed (Utility) |
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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 |
Felt AeroRoad 3.0 UHC Advanced + TeXtreme carbon fiber |
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| Stem |
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Felt Sprint UHC Advanced carbon fiber |
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| Handle Bar |
Mid handlebar |
Devox DBar.C0 Aero |
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| Fork |
Steel Brazed Fork |
Felt AeroRoad 3.0 UHC Advanced + TeXtreme carbon fiber |
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| Seatpost |
Extended, Silver (35") |
Felt AeroRoad IL 2.0 UHC Advanced carbon fiber
Length : 350 mm *can be cut to length |
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| Grip |
Push-on Rubber Grips |
Felt VelvetGel tape with 3M reflective base and Felt Bubble-Tech F-Wing bar end plugs |
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| Crankset |
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Shimano 105 R7000, 52/36T |
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| Pedals |
Non-folding Composite Pedals |
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| Chain |
6061 forged aluminium crank with 44T chainring and integrated chainguard |
Shimano 105 HG601 |
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| Shifters |
Brompton 3 Speed Shifter |
43, 47cm: Shimano 105 R7025 short-reach / 51, 54, 56, 58, 61cm: Shimano 105 R7020 |
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| Saddle |
A Line saddle with black rails 147mm width
Composite seat clamp and rear frame clip in matt black finish |
Prologo Dimension 143 T4.0 |
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| Headset |
Brompton Headset |
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| Derailleur Front |
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Shimano 105 R7000, braze-on |
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| Derailleur Rear |
Brompton Chain Pusher |
Shimano 105 R7000, short cage |
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| Hub Front |
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Shimano RS470 J-Bend, Center Lock, 28h, TA 12x142, 11-speed |
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| Hub Rear |
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Shimano RS470 J-Bend, Center Lock, 28h, TA 12x100 |
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| Spoke |
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J-Bend, 2.0, stainless steel, black |
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| Cassette |
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Shimano 105 R7000, 11-30T |
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| Sprocket |
13 Tooth |
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| Bottom Bracket |
Square taper bottom bracket |
Token Ninja Lite, BB386 for Shimano (24 mm) |
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| About |
The Brompton A Line is a practical bicycle designed with a focus on utility. Its technical spec Read More |
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| Features |
- 3 Easy to use hub gears
- Folds in 20 seconds |
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| Additional Details |
Folded Size: 25.3' H' x 23'' W x 10.6'' D
Hinge Clamps: Composite hinge clamp levers |
Sizes : 6 | 48, 51, 54, 56, 58, 61cm
Frame Technologies : MMC / InsideOut
Derailleur Hanger Type Front : Brazed-On integrated backup plate, non-replaceable, aluminum
Derailleur Hanger Type Rear : Standard Mount | TA 12 x 142 road, replaceable, aluminum
Protector Type : Felt SteererStop integration for replaceable brake and shift protection / Felt CDRoad integration for chain drop protection / Felt ChainPlate for chain suck protection / Clear vinyl for chain slap protection
Brake Calipers : Shimano 105 R7070, hydraulic disc, flat mount
Stem Angle : -6°
Routing Type : Convertible semi-hidden for electronic or internal for mechanical
Head Tube Type : Felt AeroTaper 1.125-1.25" |
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