Adjustable boat seat pedestal 100mm Heavy Duty - BUY HERE !
Seat Pedestal Bases - Explore Beavertail
SwivlEze 238 Pedestal Kit Includes Seat Mount, Post and Base - Walmart.com
Amazon.com : Boat Seat Pedestals and Bases Boat Pedestal Seat with Slide Swivel and Height Adjustments for Marine Boat Seats Captain Chair Fishing Seats 13.5 Inch to 18 Inch Height Adjustable Base :
Wise 15" Fixed Pedestal with Fore and Aft Slide for Offshore Boat Seat/ Pedestal Combinations | Bass Pro Shops
Springfield 2-3/8 Plug-In 9in Round Satin Seat Pedestal Base | iBoats
Springfield Clipper 2/3/8 Boat Seat Pedestal Sets | iBoats
Adjustable Boat Seat Pedestal
Wise 8WP21-18S Adjustable Pedestal w/ Seat Spider Mount – Boatseats