premium aluminum alloy, lightweight and greatly reduce arm fatigue The Mount has three 1/4"-20 and two 3/8"-16 threaded holes, and 1 cold shoe accessory mounts, allows you to mount monitor or other video accessories you need This mount is designed for adding accessories on the stabilizer, such as monitor, light, microphone, device 1/4'' Screw mounts has 180° tilt and rotating, provides the angle you need. it is a perfect extended bracket which the stabilizer The monitor mount can be installed on both sides of the stabilizer by quick release NATOclamp