This high-quality Shock Piston and Shock Shaft Guide Set provides items to help complete four ARRMA Shock Absorbers. The set includes Shock Pistons for ARRMA 1/10 Shock Absorbers and Shaft Guides for the same suspension units. Two-Hole Shock Pistons for optimum Shock Oil performance on a wide range of surfaces from asphalt to dirt and beyond – Shock Guides for smooth and easy Shock Shaft operation in all conditions. All manufactured from high-quality composite for consistent Shock action, regardless of chosen location or surface 4 x Two-Hole Composite Shock Pistons 4 x Composite Shock Shaft Guides