VideoSecu 4 Wall Ceiling Mounts for Security Video Cameras 2-6 inch Adjustable Pan Tilt Camera Mounting Bracket 1S8 4 wall ceiling mount brackets for cameras, all metal construction 360 degrees turn and rotation, 90 degrees tilt 1/4in / 20 threads throughout, base plate 2 3/8" diameter All parts interchangeable, 12 different combinations Customize to 2", 4" or 6" length, T-bar drop ceiling clip included