Ardinbir KS-0 Proffessional Tripod Ballhead for Benro, Manfrotto and Gitzo pro tripods, w/quick release plate 360-degree Panning: Accurate panoramas can easily be stitched together using the graduated panning scale. Pan movements can be securely locked in place with the pan lock knob Locking and Drag Control: The locking knob and the drag adjustment are separated to avoid accidental improper usage. Drag adjustment is quick and responsive Universal Quick Release System: Compatible with the Arca-Swiss, Kirk Enterprise or similar designed quick release systems Patent Quick Release Safety Lock: A spring loaded safety lock pin prevents accidental removal of the camera, should the main lock be loosened. Removing the camera from the ball head requires the release of the safety lock as well as loosening the main lock It is suitable for Benro, Manfrotto and Gizto professional tripod