Replacement inner tube
- Wheel diameter 21″
- Standard TR4 valve
Features:
- weight (g): 491
- width (mm): 111
- height (mm): 85
- length (mm): 138
- tyre width: 3.00 & 3.25 & 3.50 & 80 & 90
- valve type: TR4
- volume (cm³): 1302
- wheel diameter: 21
- tyre height: 100 & 90
- type of inner tube: Standard
