Seaview PMA-DM4-M1 Compact Dual MountModel: PMA-DM4-M1Install your satdome, camera or other marine electronics above your radar using a Seaview Dual Mount. Doing this ensures maximum performance out of your electronics and eliminates radar interference. The bottom mounting plate is pre-drilled to fit all closed dome radars, while the top mounting plate is modular and sold separately. Oval hollow mast section allows for easy cable management.Specifically designed to not take up a large amount of space results in the perfect solution where space saving is a must.A Dual Mount gives your radar or satdome extra height clearance to tower above anything that could obstruct its view, while still maintaining a small footprint. This also allows for all electronic cables to pass through one hole for cleaner installation.Choose the proper top plate sold separately. The top platform is where you bolt the Top Plate to. Seaview developed the Top Plate to make product selection easier for the customer and to enhance the look of these mounts. Long gone are the days of top plates with a bunch of holes in them.