- Convert any normal HG freehub wheel into a Singlespeed drive
- CrMo cog with 7mm thick Hyperglide-spline, 1.8mm tooth thickness
- Range of different sized aluminum spacers for fine tuning chainline
- Includes 13t cog, alloy lockring, and 7 spacers: 2) 10mm, 1) 5mm, 4) 3mm
UPC: 4717480157167