A single round deck fitting common on some perception kayaks. It will hold ¼ inch deck rigging line, or bungee, running through the 3 holes around the perimeter. Part numbers 9820081, 9800483 and K4FAS070.
Secures with a single 1 inch machine screw, often into a nut-sert molded in the deck. Mounts onto a flat space on deck. Just over one inch in diameter and no more than ½ inch high. Made of black nylon plastic. New installation: use one inch machine screw with well-nut or ny-lock nut. Replacement in original nut-sert: use 3/4 inch machine screw. Sold as one single deck fitting.