Elie-Pelican Round Screw-In Hatch Cover

New-Old-Stock. Limited Supply. Expect some dust. Cover is 6 3/8 inches in diameter. Cover is expected to fit into a round opening approximately 5 1/2 inches. Cover has threads like a nut and screw and will fit a rim that has the matching threads. Cover will screw in with several turns around. This is a cover only! A rim is NOT included.