Mounting Plate | Circuit Protection | Control and Motor | Designed to Compensate for Length Changes Due to Temperature Variations in Exposed Conduit Runs | For Use With Threaded Rigid Metal Conduit and Imc | Installed in a Conduit Run, Compemsates for Temperature Changes | Lighting Loads/ Branch Circuit Loads | Use Through Knockout to Connect Box to Conduit Coupling, Use With Locknut to Connect Two Boxes Side by Side | Used With Locknut to Terminate Rigid and Imc Conduit to an Enclosure, Provides a Smooth Pulling SurfaceFurbay Electric Supp