1.Produce Motorcycle tyre,motorcycle butyl inner tube and natural inner tube 2.Quality certificate:ISO9001,CCC,SONCAP Kindly pls check the following detailed information of our motorcycle inner tubes,we can offer:1.Main Sizes:250-10, 275-10, 300-10, 300-8, 350-8, 400-8, 225-14, 275-14, 300-14, 225-16,250-16, 275-16, 300-16, 325-16, 350-16, 200-17, 225-17, 250-17, 275-17, 300-17225-18, 250-18, 275 ...