Feature: 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