Ey Series 25 Pct Fill Vertical and Horizontal Conduit Sealing Fitting With Removable Nipple | For Code Conductor | For Dead-End Terminations Where Large Devices or Additional Wiring Capacity Is Required | For Use With Threaded Rigid Metal Conduit and Imc | Splicer / Reducer | To Connect Threaded Metal Conduit to a Threadless Opening in a Box or Enclosure | Use Through Knockout to Connect Box to Conduit Coupling, Use With Locknut to Connect Two Boxes Side by SideFurbay Electric Supp