2.50-2.75 x 12 12" Inner Tube for Honda XR CRF 50 XR50 CRF50 110cc 125cc Dirt Pit Bike Motorcycle Brand new 2.50/2.75 x 12" inner tube with a straight valve stem Fit Honda XR50 CRF50 Fit 110cc 125cc Chinese dirt bikes with 12" wheel Please check the picture and specification for compatibility