Please Note: The seat is not included.
The Smooth Moves Ultra Suspension Boat Seat System is an easy-to-install adjustable pedestal-style mechanical system. Featuring a four-spring design and a hydraulic shock, the Smooth Moves Ultra Suspension System will absorb shock when riding in the boat as well as let passengers move the seat fore and aft up to six inches. This suspension system can be added to a variety of different boats with pedestal seating and can accommodate passengers up to 300 pounds.
Includes:

• 2-7/8 inch locking swivel rotates 360°
• 2-7/8 inch locking pedestal with 9 inch bolt pattern
• Smooth Moves Ultra boat seat suspension (seat not included)

Note: Will fit most fishing and pontoon boats with pedestal-style seating.