4.10/4.50-18 replacement inner tube, also compatible 110/100-18 110/90-18 110/80-18 120/90-18 120/80-18 100/100-18 tube. Please confirm the inner tube size to ensure proper replacement.
The inner tube is made of high-quality rubber to ensure efficient performance and maximum shock absorption.
The thickened design prevents air from seeping into the inner tube, ensuring longer-lasting inflation while providing better puncture and leak protection.
Rubber-coated valve stem enhances the seal of the valve seat, preventing dust and sand from entering the inner tube and tire interior. The durable rubber valve seat design resists tearing.