Air Loc Brand ATV Tire Inner Tube with TR6 Valve Stem - 12 inch Combination Size 24X8-12 24X10-12 25x8-12 25x8.00-12 25X9-12 25x10-12 25x10.00-12 Designed for ATV Radial /Bias Applications Fits Sizes: 24X8-12 24X10-12 25x28-12, 25x9-12, 25x10-12 26X9-12 Tube has TR6 Threaded Metal Valve