The Springfield Belle Pedestal includes an adjustable post with a 10" round base and Trac-Lock seat mount. The seat mount provides 360° rotation and includes an easy-to-grip handle. The pedestal has a corrosion-resistant powder-coat finish for handling all weather conditions. Fits standard boat seats. 5" x 5" standard seat mount pattern. 5-year mfr. warranty. Corrosion-resistant powder-coat finish 5"" x 5"" standard seat mount pattern Fits standard boat seats | Springfield Marine Belle Boat Seat Pedestal and Trac Seat Mount