BEIKE BK-45 Gimbal Tripod Head for Heavy Camera Telephoto Lens with 360 Degree Quick Release Plate 1.Max holding weight up to 8KG, steadier than traditional tripod head. 2.Widely used on wild animals shoots, exotic birds shoots, wonderful sport game shoots etc. 3.Allows you to rotate your lens around its center of gravity and Malthus easily manipulate very large lenses. 4.The clamp with quick release of this gimbal head could be moved up or down through adjusting the vertical balance adjustment lever. 5.The base mount could be rotate 360by loosening the panning lock knob in counter-clockwise direction.