Vision Series Mounting Plate for Simrad HALO(TM) Open ArrayEdson's Vision Series Mounting Plate allow the Simrad HALO(TM) to be mounted on a hard top or any of Edson's heavy duty mounts. If you wish to use one of the Edson Vision Series MOunts, available in single, double and triple mount configurations, the HALO(TM)-specific mounting plate fits right into Edson's existing family.The Vision Series Mounting Plate is made from marine-grade aluminum and finished with a white powder-coat. This American-crafted mount is built to handle all of your adventures on the water, with style.Mounting Plates are required to complete an Edson Vision Series Mounting System.Base mount sold separately.