Springfield Marine's 1100031-L1 Trac-Lock Pedestal Swivel features locking capabilities and a 2-3/8" post mount with a bushing for a close fit. Constructed of high-strength aluminum with a powder coat finish to withstand harsh marine environments. Centrally located locking handle is easy to reach with left or right hand. This swivel rotates up to 360 degrees and adds 3/4" of height to a pedestal. Use with any 2-3/8" fixed height pedestals. This model is sold with six swivels per package.