This high quality ceiling mount will fit most home theater projectors and features a design that allows for quick and easy installation; easy adjustment of pitch and roll; and offers full 360 degree rotation. Features: Supports up to 50lbs 22kg Quick and easy installation Fast disconnect mechanism for easy maintenance. Mounts projector 8.78" 223mm from the ceiling. Maximum roll adjustment: 30 degrees. Maximum pitch adjustment: 30 degrees. Full 360 degree rotation. Compatibility: Min Hole Spacing: 6.69" 170mm Max Hole Spacing: 12.59" 320mm Support Files: User s Manual Jan 15; 2010