- Unique to the new Urban bashring, the central part that comes in contact with your cranks has additional cut-outs to remove any excess material without compromising strength.
- Can be used with any 18t freewheel or screw-on sprocket without the need for spacers.
- CNC machined from 7075 T6 aluminium.
- 94mm diameter allows it to cover up to 18t freewheels.
- 4mm thickness in centre section with 6mm wide outer edge.
- Weight: 50g
- Not compatible with Trialtech Race Forged ISIS / Jitsie Forged ISIS cranks without modification.