Description: High quality and brand new. Simply replaces the normal 17 mm hubs with these extensions. Great if intending to put larger wider wheels on or if simply needing to push the wheels away from the chassis. Suitable for 1/8 HPI HSP Traxxas Losi Axial Kyosho RC car. Material: Aluminum Size Chart: Size: Approx. 17x17x15mm/0.67x0.67x0.59inch Package Includes: 4 Pieces Wheel Hex Hub Nuts 4 Pieces Wheel Hex Hub Covers 4 Pieces Pins Note: Due to the difference between different monitors, the picture may not reflect the actual color of the item. Due to manual measurement, there may be 1-2mm error in size