The Kupo Max Arm is specially designed for lighting, video, film or stills use. The multi-positioning arm with 90 pivoting, 360 rotating ends and a 360 elbow rotates. The center adjustable lever handle to control and lock all three movements, which allows partial loosening for safe and precise positioning of a small light fixture or camera exactly at the angle you need it. Both ends come with a ball joint 5/8(16mm) studs; one is tapped for a 3/8 and the other is tapped for a 1/4. It is so versatile that can be set at any awkward position or odd place.