Features 1、Height Adjustment: The overall adjustable height between 330mm‑480mm, providing multiple locking positions to adjust the comfortable seat height according to your needs. 2、360 Degree Rotation: Heavy duty adjustable height locking seat pedestal can be rotated 360 degrees, adding more flexibility, highly convenient for using. 3、Wide Usages: Boat adjustable pedestal with seat mount is widely suitable to RVs, boats and other places where seats need to be installed can be used to meet different needs. 4、Advanced Material: The adjustable height boat seat pedestal is made of superior aluminum with high strength, which is rust proof, wear resistant, strong and durable. 5、Professional Manufacturing: Adjustable boat seat pedestal with slide has undergone extensive quality and safety testing to ensure long service life and strong durability. Specification Item Type: Adjustable Seat Pedestal Material: Aluminum Height: Approx. 330-480mm/13.0-18.9in (manual adjustment) Base Diameter: Approx. 225mm/8.9in Application: RVs, boats, yachts, etc. Package List 1 x Adjustable Seat Pedestal