SmallRig 1/4"-20 Quick Release Ball Head 3600, one end is attached to the ball head and the other end of the quick release plate can fit devices with 1/4"-20 threads, such as cameras, monitors, cages, mounting plates. It can buckle vertically and stably into the baseplate, causing no deflection. It can be locked and unlocked with a click, providing an easy operation. Rubber pads on the ball head increase the friction between the ball head and the clamp, thus ensuring a secure locking.