- Converts a Shimano 9 or some 10 speed freehubs for use as a single speed.

Allows the single speed sprocket to be easily aligned with the correct chainring.

-Fits Shimano freehub bodies except deep spline 10-speed

-Singlespeed conversion kit with angled spacers for Shimano freehub bodies

-Six spacers, two angled spacers, two 1mm shims, 16-tooth cog, lockring

- Cassette Body Type Shimano 9/10/SRAM

- 420106

- WZ1953