The Westcott Scrim Jim Cine Clamp with 5/8 in. Stud has a long 5/8" post that's designed to connect to a stand-mounted grip head to support the frame. For large frames and full tilting, it's recommended that a clamp and stand be used on /each side of the frame. The clamp can support up to 22 lb, has rubber grip pads to eliminate slipping, and has a black, non-reflective protective coating.