Fdc Deep Depth 1-Gang Cast Device Box | For Adapting Non-Metallic Conduits to Boxes, Threaded Fittings, Metallic Systems | For Reducing Conduit Entries to a Smaller Size in Threaded Rigid and Imc Conduit Systems | For Use With Threaded Metal Conduit and Imc | Support and Framing Applications | Used With Locknut to Terminate Rigid and Imc Conduit to an Enclosure, Provides a Smooth Pulling SurfaceFurbay Electric Supp