butyl inner tube ,rubber inner tube for scooter tires,bicycle tires,motorcycle tires,turf tires. 1.soft and high tensile strength.2.excellent gas tightness.3.We are manufacturer in china,and have various of advance equipment.4.We can supply a good quality and competitive price.5.We can produce tubes in accordance with special demand of customers.6.OEM accept.SIZEValve6 * 1 1/4CR202-25200 * ...