Sturmey Archer axle key (OP)
This is a small but vital part of the Sturmey Archer hub internals - the sea indicator chain actually screws into it and it is used to pull the hub between gears
The diagrams attached show where this axle key fits
This includes the following hubs / wheels:
- Brompton BWR (Brompton Wide Ratio)
- Brompton BSR (Brompton Standard Ratio)
- S-RF3/AW
- TS-RC3
We have attached some technical diagrams so you can see where it fits
Sturmey Archer ref: HSA295