Fits most bottom-mounted LCD projectors up to 26 lbs. Four adjustable mounting arms attach to built-in mounting nuts on projector casings. Ball and socket joint for flexible tilting and 360° rotation. “Quick Release” separates the projector from the mounting plate for easy removal. Optional Drop Ceiling Mounting Plate (BRETMP8PLATE), sold separately, allows mounting to a ceiling grid. Mounting hardware not included. Lightweight aluminum construction. Off-white finish. Designed to mount close to a flat ceiling. Hangs 6" from ceiling. Shpg. wt. 5 lbs. Assembly required.