Mighty-Align™ "Slip" Style Coupling. Used to join two ends of 3/4" EMT together. Backing out center screw allows 241-DCSLP to be temporarily located on one cut end while adjacent end is slid into place. Back out center screw stop as necessary to slip coupling over conduit. Fully install center screw stop between conduits. Ensure that both ends of conduit are visible in sight hole. Tighten all set screws.