This mounting plate is designed to enable the installation of a round marine radio in a square opening on your boat. By using this hole cover, you can create a seamless and professional finish that contributes to a tidy boat interior. The plate ensures that your audio system fits perfectly, while effectively covering the existing opening. It is a practical element within boat equipment that helps integrate your electronic components, including radio systems, and possibly other marine electronics such as Boat GPS accessories, in an aesthetically pleasing way. This solution is ideal for anyone who wants to achieve a clean and functional deck or instrument panel in their vessel.