OS2O is NOT 22?. OS2O is 20”, but bigger. There are two-wheel sizes in the 20? category – the 20? on Jr/mini bikes which use the 45lmm diameter wheel in narrow widths (for 20-1/8? & 20-3/8? tires), and the conventional 20? which uses the smaller 4O6mm diameter wheel but in wider widths. OS2O is a 451mm wheel diameter in similar widths as 406mm wheels. OS2O tires are not compatible with Jr/Mini-sized rims, and OS2O rims are not compatible with Jr/Mini-sized tires.
- Use: Race
- Material: 6061 T6
- Walls: Double
- Joint: Sleeved
- Weight: 462g
- Diameter: 451 (20”)
- Drilling: 36
- Valve: SV
- Sidewall:
- ERD: 430