The Springfield Economy Boat Seat Pedestal includes a 7" x 7" square base with a 13" fixed pedestal and seat mount. Made with rugged, all steel construction, this pedestal has an E-coat corrosion-resistant finish for standing up in all weather conditions. For use with standard boat seats. Rugged all-steel construction E-coat corrosion-resistant finish for handling all weather conditions Use with standard boat seats | Springfield Marine Economy 13" Boat Seat Pedestal and Seat Mount