Brompton C Line 12-speed Explore Mid - Racing Green
The 12-speed version of the C Line was introduced in 2025
Gearing wise it uses 4 derailleur gears combined with 3 internal hub gears - which give 12 speeds in total
Brompton C Line Explore Mid Racing Green specification:
1. Frame |
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All steel:
Folded size: 585mm wide x 565mm tall by 270mm deep |
2. Colour |
| Main frame: Racing Green Handlebar stem: Racing Green to match main frame Forks: Racing Green Rear triangle: Racing Green Decal: Black Detailing: Black |
3. Handlebars |
| Mid rise / classic Brompton style bars (previously known as the M type) |
4. Gears / drivechain |
| 12-speeds in total combining the 4 speed advance Brompton derailleur system with a 3 speed hub gear system Derailleur chain tensioner 50T front chainring - black 106 link Brompton advance chain with connecting link Superlight removable left hand pedal - black Super light non-removable right hand pedal - black 4 rear rear sprockets Integrated 4-speed gear shifter on left side of bars - black - for derailleur Integrated 3-speed gear shifter on right side of bars - black - for hub gears |
5. Front luggage system |
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The C Line comes with the front carrier block fitted |
6. Mudguards / Rack |
| This bike comes with black advance mudguards No rack / roller frame is included - though one can be retro-fitted |
7. Roller wheels |
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New advance roller wheels help keep the bike stable when folded |
8. Tyres / Wheels |
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Schwalbe Marathon Racer tyres - black / reflective
The wheels have black hubs, silver spokes and black rims (the braking surface is still silver) |
9. Saddle |
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Brompton standard saddle (147mm wide) featuring chromoly rails with the fixing point for the Brompton Cateye or Be Seen rear light |
10. Seat height |
| Standard seatpost for riders with an inside leg measurement of up to 33 inches (If you are taller - up to 35 inch inside leg - then an extended length seatpost can be fitted at no extra cost) For very tall riders a telescopic seatpost is available at extra cost Saddle height insert is included - we recommend you fit that after riding the bike for a while |
11. Suspension |
| Along with the new C Line 12-speed comes a new advance suspension block |
12. Lighting / reflectors |
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Front and rear reflectors are included
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We made this video on the Brompton C Line 12-speed colours and features