... Tear Resistant, high airtightness motorcycle inner tube ModelweightRubber contentPulling strengthTensile strengthAir valve 2.75-18 440g15%~55%9Mpa-10Mpa380%-550%TR4 ... 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 ,3.00 ... -12 , 3.00-8 ,90/90-18 ,3.00-12 , 16x2.125 ,3.50-5,16x6.50-8 ,13x5 ... .00-6 , 12 1/2 x 2 1/2 , 315x55 , ...