Stable and solid construction. Projector tiltable at each side 10° and front side 30°. Possibility for easy changing of height (610 – 930 mm) and slope of projector. Universal projector plate, tool kit and screws for changing the height are included. For all types of Data Video Projectors. -- https://reflecta.de/en/ceiling-mounts/130-reflecta-supra-ceiling-mount-610-930-mm.html