Moeller ST2090-HD Offshore Ladder Back Seat Moeller Offshore seats feature high-impact, seamless, LLDPE double-walled, UV-stabilized seating construction which stands up to punishing marine environments. Includes seat and mounting plate. This seat is an extra-wide, ladder back seat a true fishermans chair. Durable injection-molded mounting plates fit standard-hole-pattern slider or swivel Corrosion-resistant composite seat frame OEM marine-grade vinyl UV-resistant Mildew-resistant thread Deep fo