20X3.5 20X4.0 Heavy Duty Fat E-Bike Tube, 20" Replacement Fat Bicycle Inner Tube

1 pc 20x3.5/4.0 AV32mm Schrader Valve Heavy Duty fat e-bike tube. Part Number 20x3.5/4.0. Size 20x3.5/4.0. Included Components 1 pc 20x3.5/4.0 AV32mm Schrader Valve Heavy Duty fat bike tube. Good Air Tightness——The inner tube has excellent air tightness and is compatible with a variety of wheel sets.

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