... supply many kinds of butyl and natural tube in china. 3.00-10 Butyl inner Tube Our certificate is ECE,DOT,CCC and so ... , 350-8, 350-10, 400-5, 400-6, 400-8, 10*400-6, 10*500-6, 400/450-12, 155/165-13, 175 ... , 600/650-14, 7.00-14, 7.00-16, 7.50-16, 225/250-17, 250-16, 250-17, 250-18 ... /60-13, 130/70-12, 120/70-12 etc. Butyl inner Tube 3.00-10