Captains Chair Adjustable Pedestal and Slide

One piece white molded shell. LLDPE Plastic with UV inhibitors for years of carefree use. Cushions are made from plush foam padding covered with marine grade vinyl. Heat seal channel designs, quick dry construction, snaps easily to the seat. Includes high strength aluminum mounting plate that adapts a swivel mount to fit most seat mount patterns. Includes 2-3/8" locking pedestal with 9" round base. Manually adjusts from 13-7/8" to 16-7/8" in 1" increments. Includes locking Trac-LockT Swivel. Seat dimensions: Height 19", width 20", depth 16".