Shimano CS-MX66 DXR - Single BMX Sprocket

Built for the demands of BMX racing, the MX66 single speed cassette cogs are compatible with SHIMANO MX70, MX66 BMX hubs as well as other SHIMANO-compatible hubs.

- Single sprocket: 14/15/16/18T
- Chain size: 1/2-inch x 3/32-inch
- Speeds: Single
- Single sprocket for FH-MX70