This is a pair of 3.8" Pro-Line Road Rage M2 Tires Mounted on Desperado 1/2" Offset Black Wheels. FEATURES Fits the front or rear of monster trucks with 17mm hex Traxxas style bead Low profile street tread with high degree of traction on asphalt and concrete M2 medium compound 1/2" offset wheel for Traxxas Summit fans or any monster trucks that need greater stability Six-spoke nylon wheels, black in color INCLUDES Two 3.8" M2 Road Rage Tires and two Desperado 1/2" Offset Black Wheels REQUIREMENTS Mounting to vehicle SPECIFICATIONS Tires- Diameter: 5.48" (139mm) Width: 3.32" (84mm) Wheels- Mounting Dia.: 3.82" (97mm) Width: 2.75" (70mm) Hex Size: 17mm Offset: 1/2" (12.5mm)