Amazon.com : MATINA Boat Seat Base, 7" x 7" Aluminum Boat Seat Pedestal & Base with 3/4" Pin Post Socket, Heavy Duty Boat Accessories for Boat Seat Post & Boat Seat Mount
Aluminum bench seat for 14 ft inflatable boat dinghy 43 inches long ZODIAC AVON | eBay
Wooden Boat Seat Upgrade to Composite (Trex) - YouTube
Amazon.com : MATINA Boat Seat Base, 7" x 7" Aluminum Boat Seat Pedestal & Base with 3/4" Pin Post Socket, Heavy Duty Boat Accessories for Boat Seat Post & Boat Seat Mount