The Alienation OS20 Rim is not your standard 20″ rim, the overall diameter is slightly larger than your average 20″ rim. There are twowheel sizes in the 20 category the 20 on Jr/mini bikeswhich uses the 45lmm diameter wheel in narrow widths(for 20-1/8 & 20-3/8 tires), and the conventional 20which uses the smaller 4O6mm diameter wheel but inwider widths. OS2O is 451mm wheel diameter in similarwidths as 406mm wheels.OS2O tires are not compatible with Jr/Mini sized rims, andOS2O rims are not compatible with Jr/Mini sized tires.

• Use: Race
• Material: 6061 T6
• Walls: Double
• Joint: Sleeved
• Weight: 462g
• Diameter: 451 (20)
• Drilling: 36H
• Valve: SV
• Sidewall:
• ERD: 430
• Colors: Black