12 tooth CNC Sprocket.
- CNC Machined from 7075-T6 aluminium.
- Threaded in 1.37" X 24tpi thread fits screw-on, fixed rear hubs.
- Accept 8-11 speed chain.
- Extra wide 10mm base has more threads which gives stronger connection between sprocket and hub.
- Available in anodised Gold and Green.
Weight is 12g