VIVO Drop Ceiling Projector Mount: This extending projector mount is capable of replacing any 2' x 2' ceiling tile, providing custom placement options with no drilling required -Patented- Universal Design: Adjustable mounting points enable this bracket to fit the majority of projectors on the market with mounting hole diagonals measuring up to 12.5. If your projector has 3 mounting holes, simply remove one of the arms to fit your display