Having difficulty on climb or slope while riding a A/C line Brompton?
This upgrade kit will help you overcome the challenge!
Upgrade your A or C line Brompton 4 speeds to 7 speeds with 11-32T wide ratio cassette.
Compatible with:
- Brompton P or T line 4 speed stock wheels
- CHPT3 V4 stock wheels
- or, 5 to 7 speed 3rd party wheels
Upgrade kit includes:
- H&H 7 speed SQT shifter (Right side, black)
- H&H derailleur v4 + Tensioner Standard design black A/C line
- H&H 11/13/16/20/24/28/32T semi-unibody cassette (black)
- KMC X11EL (extra light silver Chain)
- H&H housing Gatherer for rear brake
*Price excludes installation