This super high quality 20 x 4.0 or 4 1/4 inch fat tire tube by VEE Tire Co. fits all 20 x 4 fat electic bikes like UNI MK, Super 73, Mate X, Sondors Fold and others!
Slightly smaller or bigger tires and rims can also be equipped with this tube (20 x 3.0 inch and 20 x 3 3/4 inch up to 20 x 4 1/4 inch).
Compatible with both the Mission Command and Speedster tyres. Please note, price is shown for 1 inner tube, add two inner tubes to the basket if you would like a pair.
- Max. Pressure: 1.6 Bar
- Size: 20 x 4.0 inch (or 4 1/4 inch)
- Valve: Auto Valve