backing plate

I'm installing a 10" chart plotter on my Catalina 25. I have wheel steering but am going to mount the chartplotter on the port side of the cockpit. Where can I get a piece of 4" x 6" or 4" x 8" thin stainless steel plate to use as a backing plate? Anyone have any ideas?

The attached photo belongs to a plate located in the last compartment of the aft cabin. This compartment is located right after the compartment that provides access to the engine transmission and shaft, under the seat cushions in a 1986 Hunter 28.5. There is water leaking through the plate in...

I was told my Hunter has embedded in the fiberglass, aluminum backing plates for installing deck hardware such as Pad-eyes for an asymmetrical spinnaker. Can someone confirm if that’s true? Also, I was told the flat areas along the rails are where they are located which make sense. Please let...

I have a new to me 331 and it only has one cabin top winch on the starboard side. I have purchased a new winch to add to the port side to run the rest of the lines to the cockpit. There are places with no non-skid decking to place the line organizers, stopper cleats and winch. Are these...