Feature: 1. [Premium Materials] RC shock absorber are made of aluminum alloy and steel materials, which are wear resistant, prevent corrosion, strong and rust resistant. 2. [Balanced Driving] Installing shock absorber on your RC car provides a balanced driving experience and reduces vibration due to rough road conditions. 3. [Adjustable] CNC machined front and rear RC damper with threaded bodies for quick height adjustment and the ability to adjust preload for ease of use. 4. [Compact And Light Weight] Compact RC front and rear shock absorber, light weight, no extra burden, suitable for FMS FCX24 1/18 1/24 climbing car. 5. [High Elastic Spring] RC car spring dampers are easy to install, high elastic spring ensures damping effect, with stable and premium cushioning effect. Specification: Item Type: RC Shock Absorber Material: Aluminum Alloy, Steel Shock Absorber Total Length: Approx. 46mm/1.81in Hole to Hole Distance: Approx. 40mm/1.57in Shock Absorber Width: Approx. 13mm/0.51in Maximum Diameter: Approx. 8.1mm/0.32in Spring Diameter: Approx. 0.3mm/0.01in Hole Diameter: Approx. 4mm/0.16in Suitable for FMS FCX24 1/18 1/24 Climbing Car. Package List: 4 x RC Shock Absorber4 x Spring8 x Copper Pivot Ball4 x Silver Pivot Ball8 x Screw20 x Rubber Ring 1 x Wrench Note: 1. Due to manual measurement, please allow 0.04‑0.12in error.2. Due to different lighting, and differences between monitors, the picture may not reflect the actual color of the object.