The BT899XL-AD is a universal projector ceiling mount which can be used to mount projectors up to 25kg. On installs where an adjustable height is required for quick and easy positioning, the BT899XL-AD allows the install to be lowered or raised in 25mm (1") increments and can be securely fastened with safety bolts to hold the solution at the desired height. The BT899XL-AD has a maximum drop of up to 1m and is designed with easy adjustment of tilt, roll and swivel with optional micro-adjustment for short throw projectors making this mount the ideal solution for installing heavy duty projectors.