T-H Marine Low Profile Twist-Out Deck Plate 6"

Unique and innovative design features a fully overlapping lid and a positive "O" ring seal insuring a watertight fit. Hidden fasteners provide smooth look. Deck Plate Information: Item #: Inner Diameter Outer Diameter Hole Color 41DP 3 7/8" 5 5/8" 4 1/2" Black 42DP 3 7/8" 5 5/8" 4 1/2" White 61DP 5 7/8" 8" 6 1/4" Black 62DP 5 7/8" 8" 6 1/4" White