The Cisco extra thumbscrew mounting plate is a 3 by 4 inch plate that provides additional mounting locations for a CFS electronics mount or single thumbscrew rod holder mounts. Use the thumbscrews in the base of the unit to secure it to the threaded holes on the exterior ends of the plate. It lets one unit serve several spots on the boat.

This 3" x 4" plate can be purchased separately to provide additional mounting locations for your CFS electronics mount or single thumbscrew mounts for your rod holder.  Simply use the thumbscrews in the base of the unit to secure it down to the threaded holes on the exterior ends of the mounting plate.