Features: 1. Durable Material: The shock absorber is constructed from aluminum alloy and a high-performance spring, offering durability and reliability. It is waterproof and rust-resistant, designed to withstand harsh outdoor and wet conditions for long-term stable operation and extended service life. 2. Versatile Compatibility: This adjustable shock absorber fits 50cc, 70cc, 90cc, and 110cc dirt pit bikes, ATVs, quads, and go karts with a 230mm mounting hole distance. Suitable for various vehicles with similar specifications. 3. Adjustable Damping: Features an adjustable damping design that allows customization of damping strength to suit different riding conditions and preferences. 4. Ideal Replacement: Complete shock absorber unit serves as a reliable replacement for repair, upgrade, or enhancement purposes. Helps improve ride comfort and overall suspension performance. 5. Easy Installation: Designed for simple and straightforward installation with minimal tools required. Saves time and effort during setup. Specification: Item Type: Shock Absorber Material: Aluminum Alloy, High Performance Spring Mounting Hole Distance: Approx. 250mm / 9.1in Spring Diameter: Approx. 7mm / 0.3in Maximum Load: 450lbs Fitment: Universal fit with 230mm hole center distance. Compatible with 50cc, 70cc, 90cc, and 110cc dirt pit bikes, ATVs, quads, and go karts. Also fits other vehicles with matching dimensions. Package List: 1 x Shock Absorber Note: Not intended for use on heavy-duty vehicles.