1x 12 1/2 x 2 1/4 (62-203)(12.5) replacement inner tube for transit wheelchair rear tyres. Features a bent metal valve to make inflating easier. Fits rear transit wheelchair tyres with the size 12 1/2 x 2 1/4 (62-203)(12.5). In deciding which size inner tube you need, refer to the size written on the side wall of your tyre as the inner tube and tyre sizes correspond. One 12 1/2 x 2 1/4 (62-203)(12.5) wheelchair/powerchair inner tube Features a bent metal valve for easier inflating Cheng Shin Brand