2 to 4 Speed Shifter Conversion Parts
With these parts, the Brompton standard post-2017 shifter can be converted into 4 speed.
This shifter internal is specifically designed to work with BrommiePlus 4/5 speed chain pusher for use with 1.65mm sprockets and 2.15mm spacers (road bike 11 speed specification).
The key internal parts are made by CNC machining from aluminum alloy for precision and durabiltiy.
Product Content:
- Alloy shifter internal parts
- Stronger stainless steel lever spring
- Alloy logo button (available in black or silver, in the case of silver, silver screw is also included)
- Clear plastic indicator lens
- Video instruction link