Features: 1.Universal Fit: 390mm distance from the hole center for universal installation, replacement for Suzuki ATV Go Kart Quad Dirt Sport Bikes. 2.Adjustable Damping: Fine tune the intensity of the shocks by rotating the adjustable damping feature to suit different road conditions. 3.High Strength: Made of CNC aluminum alloy and high performance spring, providing anti wear, waterproof, and anti rust properties. 4.Enhanced Riding Experience: Strut shock offer a smoother riding experience and improved overall damping management, enhancing riding comfort and stability. 5.Ideal Replacement: With a 10mm mounting hole diameter, the heavy duty shock absorber is suitable as reliable replacements for refurbishing and repairing old and damaged shocks. Specification: Item Type: Spring Shock Absorber_x000D_ Material: CNC Aluminum alloy, high performance spring_x000D_ Features: With adjustable damping, you can adjust according to your own load_x000D_ (Please note, be sure to use adjustment tools, otherwise it is easy to cause finger loss)_x000D_ Mounting Hole Distance: Approx. 390mm/15.35in_x000D_ Total Length of Shock Absorber: Approx. 420mm/16.53in_x000D_ Inner Diameter of Hole: Approx. 10mm/0.4in_x000D_ Spring Diameter: Approx. 10mm/0.4in_x000D_ Applicable: 390mm hole distance universal installation, replacement for Suzuki ATV Go Kart Quad Dirt Sport Bikes Note: Please check the size before purchasing, if you are a two wheeled motorcycle application, it is recommended that you purchase two and replace the shock absorbers on both sides at the same time.