Brompton Derailleur chain pusher and wing plate set

This is the Brompton derailleur mechanism which pushes the chain tensioner wheels between the two rear sprockets on a two speed or six speed Brompton.

- Weight: From 0.05 lb
- Drivetrain: (Mk5)
- Number of Gears: 2/6
- Rim Chain: 7 Speed
- Chainring Size: Any