1、Heavy Duty Shock Absorbing Seat Base: Made of heavy duty forged steel and pressure resistant spring material, ensuring overall hardness and durability, resistant to damage and breakage during long term use. 2、Adjustable Damping: The seat base is equipped with adjustable damping design, with an adjustment handle at the front end, allowing you to adjust the damping according to road conditions or the weight of the passengers. 3、Dustproof Rubber Covers: The base is equipped with dustproof rubber covers on all four sides, preventing dust, mud, and other debris from entering the interior, protecting the internal springs and other components. 4、Enhanced Comfort: Transform your seat into a shock absorbing seat, reducing bumps and vibrations, providing a more comfortable riding experience, and reducing pressure and fatigue on passengers and drivers' bodies. 5、Wide Application: The seat shock absorbing base is easy to install on various large vehicles, including trucks, RVs, commercial vehicles, engineering vehicles, agricultural machinery, etc., providing an excellent solution for seat modification.