Constructed of a super strong 100% copolymer, this fold-down boat seat will hold up to rugged conditions for years of service. The injection-molded contoured design stabilizes your lower torso for all day comfort. The full-length steel hinge pin provides additional stability. This seat mounts on any standard pedestal or swivel system. Mounting hardware included. Seat depth: 17". Overall seat: 14.5"H x 20"W x 19"D.