Springfield Locking Swivel Boat Seat Mount

Long-lasting rust resistant finish 6-3/4" x 6-3/4" Nylon ring bearing action Swivels 360 degrees Fits standard boat seats

Kingpin "HI-LO" system spring seat mount with 3/4" pin. Swivel seat mount fits base with pedestal removed when vessel is under way.

Springfield Marine Spring-Lock Boat Seat Swivel Features: Powder coat finish Corrosion resistance Swivel adds 1/4" to height of pedestal Use with locking Spring-Lock post Warranty: 5 Years

Jon Boat Seat Clamp adjusts from 8" to 20-1/2". Includes 360 ball bearing swivel with 4 hole pattern. Swivel size 6-7/8".

Swivel is 6 7/8" square, 4 hole pattern. Height is 1 1/8".