YUNSCM 18" Bike Tubes 18x1.75/2.125 Premium Butyl Bike Tire Tubes

YUNSCM 18" Bike Tubes 18x1.75/2.125 Premium Butyl Bike Tire Tubes

• Size:AV32mm Schrader Valve. Fit in 18 x 1.75 18 x1.90 18 x 1.95 18 x 2.0 18 x 2.10 18 x 2.125 Bike Bicycle Tire.
• High Quality: The bike tube is made from premium butyl rubber.It has the advantages of good sealing performance, ozone resistance, aging resistance, shock absorption, electrical insulation.
• Easy Installation: Installation is quick and easy. Please follow inflation guide when airing a tire from a complete flat. Save time and effort, replace the old tube in a few minutes.
• Comfortable and Safe: After replacing the butyl rubber tube, it absorbs the impact on the uneven road surface, making riding more comfortable and safe
• Package Includes: 2 pcs 18X1.75/2.125 AV Schrader Valve bike tubes.
• 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.