Mercury - VesselView 502 Bezel Mounting Trim Ring 8M6003706. Overview. The Mercury VesselView 502 Bezel (8M6003706) gives your 5-inch display a clean, finished look and helps keep it secure in the dash. Made from UV-resistant, marine-grade material, this genuine Mercury trim ring fits the VesselView 502 perfectly - no gaps, no wobble, just a smooth, factory-style finish. It's the same bezel used on new Mercury installations, giving your helm that OEM fit and polish.. Key Features. Exact Fit for