Kupo Max Arm, KG100211The Max arm is specially designed for lighting, video, film and photography. It's an adjustable arm that allows you to position a camera, lighting fixture or accessory in any position within seconds! The two 5 8 (16mm) studs at either end are attached to ball joints rotate 360 degrees, plus a cut out in the sleeve surrounding the joint allows the stud to be bent at a 90 degree angle. One stud is tapped to receive a 3 8 16 thread, while the other is