- Cold forged for high-torque strength
- 30 steps / 12º engagement
- Nickel plated sprocket ring, fits 1/8` and 3/32` chains
- Fits metric M30x1mm BMX hub threads
- Removable with Crossfire 6-spline tool
- For flip flop only (Metric BMX)
301 W Madison Ave
Springfield IL 62702
United States
2176792356