Replacement 2.50/2.75-18 Inner Tube --- This new 18 inch inner tube fits for 2.50-18 2.75-18 80/90-18 80/100-18 90/90-18 motorcycle off road dirt bike
Superb Air Retention --- High Butyl rubber content adds better air retention to 2.50-18 inner tube to prevent air leakage. Butyl rubber 2.75-18 inner tube can hold air up to 6 months without leaking
Premium Materials & Strong Shock-Absorbent --- Each 80/90-18 inner tube has 45% more rubber content, 4.8x stretch rate, and thicker sidewalls that make it puncture-proof. The soft 2.50/2.75-18 tire tube absorb shock well for a more comfortable ride
More Convenient To Inflate --- Rubber coated TR4 straight valve stem makes attaching air pumps quick and easy. The tough rubber stem seat is also tear resistant to extend the service life of the valve
Ready for Year-Round Use --- Enjoy peace of mind that our 2.50/2.75-18 18-inch tire tube won't easily burst or get punctured. If you have any questions, please contact us in time