The velbon qhd 53d ball socket head with qb 62 quick release plate is made from aluminium alloy and supports up to 5000g in weight simply release the lever on the side of the ball head compose your shot and tighten it again to secure it in place the removable quick release plate with 14 20 camera attachment screw allows you to remove the camera from the head in one quick motion so you can start shooting freehand in an instant the 3 built in spirit levels allow for more precise levellin