... motorcycle inner tube ModelweightRubber contentPulling strengthTensile strengthAir valve20*1.95/2.125 240g15%~55%9Mpa-10Mpa380%-550%TR1 About Product: ... America. All size are available :Tyre and inner tube :2.25-17 ,2.50-17 ,2.75-17 ,2.50-18 ,3.00-18 , ... 3.25-18 ,2.50-14 ,2.75-18 ... .00-6 , 12 1/2 x 2 1/2 , 315x55 , 110/50-6.5 ,2.50-8 ,12 1/2 x 1.75 , 9 ...