Premium Service inner tubes are manufactured to the highest quality. This tube is for automotive truck and bus applications and can be use in BIAS or RADIAL tires. Huge Truck Tire Inner Tube can also be used for River Tubing, Snow Tubing, and a Float Tube. The size marked on the tube may differ from the size needed as most inner tubes are made to stretch in order to fit multiple tire sizes, according the manufacturer this tube will fit on the following tire sizes: 10.00-20 10.00R20