... car butyl /natural rubber inner tube 1.Size:12";13";14";15";16"etc 2.High rubber content 3.Prompt delivery ... price car butyl /natural rubber inner tube (Size:12";13";14";15";16"etc) Product DescriptionOur factory is professional in producing ... size: 325-16,300-17,300-16,300-18,275-14,275-17,275-18,250-18,350-10,100/90 ... -14), 155/165-14(5.60/5.90/6.00-14), 175/185-14(6.40/6.50/6.70-14), 195/205-14(7.00-14 ...