YUNSCM 2-PCS 20X4.0 Fat E-Bike Tubes AV32mm 20x3.5 20x4 E-Bike Inner Tubes Schrader Valve 20inch Fat Tube Compatible with Fat Bike 20 x 3.5/4.0 Electr

YUNSCM 2-PCS 20X4.0 Fat E-Bike Tubes AV32mm 20x3.5 20x4 E-Bike Inner Tubes Schrader Valve 20inch Fat Tube Compatible with Fat Bike 20 x 3.5/4.0 Electric Bicycle Tire Tubes Size: 20 x 3.5/4.0 Brand new, never used or installed Size:32mm (Regular valve). Fits 20" x 3.5/4.0" fat tire tubes, compatible with Road bike /Mountain bike Tire bicycle tire tubes Installation Precautions: Please check the side of your tire for the tire size your bike uses High Quality: The 20" fat bike tube is made from premium butyl rubber.It has the advantages of good sealing performance, ozone resistance, aging resistance, shock absorption, electrical insulation Important Note: When changing a bicycle inner tube, be sure to add a little air before installing it. This gives it form so it doesn't get twisted or bunch up which may cause a pinch flat. Inspect for an even bead of the tire to the rim on both sides Comfortable and Safe: After replacing the butyl rubber tube, it absorbs the impact on the uneven road surface, making riding more comfortable and safe Tip: Before installing the inner tube, please put the inner tube into the water for inspection, if there are bubbles, it means that it has been damaged, you can contact us. Check the valve position to ensure that the installation direction is correct. Note: The inflatable inner tube should avoid puncture by sharp objects. Bike

Condition

New