PYI ADA-BLANK Modular Plate To Fit Searchlights on Seaview Mounts ending in M2Model: ADA-BLANKA universal Top Plate for search lights. Made from Kingstarboard, this plate allows you to drill your own holes insuring a precise fit with your search light. Note: This Top Plate will only fit Seaview Modular Mounts ending in “M2”. For example PMA-DM1-M2.