Manufactured from high-density polyethylene with UV-stabilized resin. Mechanically vented fuel cap ensures easy gripping. Features rotating 90°, 1/4" NPT fuel withdrawal elbow that eliminates kinked fuel lines. Includes mechanical direct-sight gauge with easy-to-read indicator. Specifically designed for use in Boston Whalers, Carolina Skiff and Key West bench style, center console, pontoon, deck and jon boat designs.