Springfield's Mariner Adjustable Helm Chair Package includes a Mariner pilot helm seat (1042080-B), 4" heavy-duty Mariner air-ride slide and swivel (3100565-LARA), adjustable pedestal with 12" round base (1270346-P), and a seat-mounted footrest (1580048). Seat Dimensions: 32" height x 21.5" width x 25.5" depth. Part of the Saltwater Series. Includes a five-year warranty.