BEIKE BK-45 360 Degree Gimbal Tripod Head for Camera Telephoto Lens With Quick Release Plate 1, Made of Aluminum Alloy, max holding weight up to 8KG, steadier than traditional tripod head 2, With 1/4'' screw thread, can mount to almost all tripods 3, Widely used on wild animals shoots, exotic birds shoots, wonderful sport game shoots etc 4, Allows you to rotate your lens around its center of gravity and Malthus easily manipulate very large lenses.