Firestone ATV Tire Inner Tube with TR4/6 Metal Valve Fits Many 10" 11" 12" Sizes Designed for ATV May be used in Radial as well as Bias Tire Applications Fits Sizes 25x8-10 22x8-11 23.5x8-11,24x8-11,24x9-11 24x8-12 24x10-12 23x8-11 24x9.00-11 24x9-11 24x10-11 24x10.00-11 23x8-12 23x10-12 25x8-12 25x8.00-12 25x10-12 25x10.00-12