The Scotty Rectangular Flush Deck Mount is ideal for mounting any of Scotty's post mount holders onto the deck of a kayak or other applications where a clean, smooth surface is preferred. Constructed of rugged, non corrosive materials, this watertight flush mount includes a splash cap to cover the mount when not in use. Sealed watertight mount sits flush with the deck and accommodates all of Scotty's post mount rod holders. Splash cap covers mount when not is use to create a smooth, flat surface. Base allows fly rod holder to be positioned horizontally and full 360 degrees. Mounting requires a 1 inch hole to be drilled through deck plus 4 screws or rivet holes. hardware not included stainless steel recommended Engineered with rugged, non corrosive materials.