Abstract: A device for suspending equipment such as a lighting fixture of public address speaker from a ceiling mounted track used to suspend a movable partition and including an extruded rail defining a channel having a longitudinal slot opening between flanges or ribs projecting inwardly from opposite walls of the rail. The device comprises a threaded stem capped by an enlarged head passes through the slot opening and is engaged by a lug which cooperates with the head to forcibly bear against or capture one or more of the flanges.