21"x 300 Heavy Duty Inner Tube (2mm Thick) - suitable for a 21" Front Wheel
If you dont like fixing punctures one of these is your best bet!
It's also a good idea to keep a spare on hand!
- Motorcycle Inner Tube 21"-250/275/300,
- Metric Size 80/100-21", 90/90-21"
- 2.00mm Thickness
- TR4 vavle Type.