Feature: 1. ALUMINUM ALLOY MATERIAL: The shock absorber set is made of high quality aluminum alloy and plastic material, which is wear resistant. 2. THREADED: The body of the RC shock is threaded for quick height adjustment and the ability to adjust preload for maximum durability. 3. BALANCED DRIVING: The RC car front and rear shock absorbers provide a balanced driving experience and reduce vibration caused by rough road conditions. 4. HIGH ELASTICITY: The high elasticity of the RC accessories spring ensures the damping effect and improves the stability of the remote control. 5. REPLACEMENT: This remote control car shock absorber is well made, easy to install and disassemble, and can directly replace the old or damaged original. Specification: Item Type: RC Car Front and Rear Shock Absorber Set Material: Aluminum Alloy + Plastic Front Shock Absorber Parameters Length: Approx. 115mm/4.5in Aperture: Approx. 105mm/4.1in Diameter: Approx. 22mm/0.9in Compression Stroke: Approx. 25mm/1.0in Shaft Diameter: Approx. 4mm/0.16in Rear Shock Absorber Parameters Length: Approx. 120mm/4.7in Hole Distance: Approx. 110mm/4.3in Diameter: Approx. 22mm/0.9in Compression Stroke: Approx. 30mm//1.2in Shaft Diameter: Approx. 4mm/0.16in Original Black Spring Diameter: Approx. 1.5mm/0.06in Diameter of White Spring: Approx. 1.8mm/0.07in Applicable: for Arrma 1/10 Remote Control Car (Such As for Senton, for Granite, for Big Rock, for Typhon, Etc.) Package List: 2 x Front Shock Absorber 2 x Rear Shock Absorber 8 x Screw 4 x Rubber Ring 4 x Ball Head 4 x Spring Note: Please allow some errors due to manual measurement.