These are a set of Traxxas 2.8" Mounted All Star Wheels and Tires. FEATURES: 2.8" All Star chrome wheels Talon Tires For the Rear of the electric Stampede and Rustler. INCLUDES: Two 2.8" mounted Talon tires, All Star chrome wheels and inserts. REQUIRES: Installation on vehicle. SPECS: Outside diameter: 4.6" (119mm) Width: 2.6" (67.6mm) Inside diameter: 2.8" (71mm) Hex Size: 12mm