... around the world.2 Product range: Various motorcycle butyl and natural rubber inner tubes are available ... 50-18, 2,75-14, 3.00-18, 3.25/3.50-17, 3.50-10, 3.50-16, 4.00-8, 4.10-18, 70 ... , electric bike inner tube and motorcycle inner tube1.Produce Motorcycle tyre,motorcycle butyl inner tube and natural inner ... pls check the following detailed information of our motorcycle inner tubes, we can offer:1. Main ...