Derailleur Parts and Cables

Brompton controls, cabling, spare parts, accessories and actuator (trigger) for derailleur gears

Two and six speed Brompton bikes use a proprietary Brompton derailleur system.

Note: The cables etc are different on pre-2017 and post-2017 model Brompton folding bikes

Here you can find all the controls, for example shifters / triggers, gear cables, derailleur mechanism for your bike.