Inner tube works with the Razor Electric Scooter E300 (Part # W13113099078), the Razor Pocket Rocket (All Versions) and the Razor Mini Chopper (Rear Wheel)

Replacement inner tube for mobility scooters, Razor Scooters, Currie Scooters, Pride Mobility Scooters, electric scooters, gas scooters, go karts, mini ATVs, hand trucks, Goped, Bladez and more

Made from isobutylene isoprene rubber, NOT recap, this inner tube is made of isobutylene isoprene rubber, which is better in air tightness, elastic damping and aging resistance than natural rubber

3.00-4 (10"x3") inflatable inner tube with angled valve stem and a cap. Extra secure welded seams, high puncture resistance, ISO 9001 certified

CUSTOMER SATISFACTION: Before installing, check to see if the inner tubes are completely sealed by putting them in water, if there are any bubbles, they are already damaged. Please contact us, We will provide 100% refund or Free replacement to you soon