NavPod PP4500-02 PowerPod Pre-Cut f/Raymarine eS75/eS77/eS78PP4500 02 PowerPod Pre Cut f Raymarine eS75 eS77 eS78 PP4500 Series, PowerPods for Power are a better option than bracket mounting. PowerPods provide a clean look for flush mounting with the advantage of a swivel base. The trunion bracket that is supplied with most electronics is not optimal. PowerPods have the advantage of protecting the back of the electronics from harsh saltwater spray. Most manufacturers do an excellent job of protecting the face