Solid One Piece 4 Inch Square Box Swivel Hanger For 1/2 Inch Pipe-1 per case

garden industries manufactures a wide variety of swivel fixture hangers designed to hang overhead lighting and industrial or heavy commercial installations this particular unit is called a swivel fixture in Angers four inches square and has a three-quarter inch threaded hub for 3/4 inch threaded pipe or connectors part number sa834b the way this product works is like so you simply attach the threaded stem by rotating it into the threaded hub which then allows a hanger cover that will rotate if it is subjected to any vibratory jostling in an industrial setting you can hang security cameras lights exit signs carbon monoxide detectors and a variety of electrical or electronic devices at the end of this stem the pipes and the wires are pull or the wires are pulled through the pipe to the device and this box this particular unit is designed to fit directly on to a four inch square box mounte