This is a pair of Duratrax 3.8" Lockup MT Tires mounted to Chrome 6-Spoke Wheels with 1/2" Offset. FEATURES: Fits the front and rear of the Traxxas E-Revo, Summit and T-Maxx Sport (CS) compound Ideal for hard packed wet and dry, and loose dry and loamy, and wet track surfaces "Lockup MT" and "Duratrax" printed in white on sidewall Six spoke plastic wheels with chrome finish INCLUDES: Two Duratrax 3.8" Lockup MT Tires with Foam Inserts and 6-Spoke Wheels with 1/2" Offset SPECS: Inner Diameter: 3.8" (96mm) Outer Diameter: 6.5" (165mm) Width: 4.1" (104mm) Hex Size: 17mm Wheel Offset: 1/2" (12mm)