Yiguo Red 12mm Aluminum Hex Wheel Hub Mount and Pins for 1/10 Traxxas Slash 4X4 Set of 4 This item is 1/10 scale, perfect replacement Lightweight upgrade instantly enhances overall performance in handling and durability Thickness: 7 mm Diameter: 12mm Center hole diameter: 5 mm Add strength, toughness and power to your Traxxas Slash 4X4 Color: Red