UNILETS® ELBY 90° capped elbows with explosion-proof and dust-ignition-proof feature is used with threaded metal conduit. Serves as pulling fitting. Screw-on cover for ease of installation and removal. Cover opens on an angle permitting conductors to be pulled straight through either hub. Can make 90° turns in conduit where a compact turn is desired. Female tapered threaded hubs (NPT) for rigid conduit and IMC.