Chief CMA450 Suspended Ceiling Kit (2'x2') provides a low-profile mounting plate that sits above suspended ceilings, offering multiple mounting positions and a secure mounting solution for projectors and other ceiling-mounted equipment. Features nine mounting hole positions with threaded ends for a 1-1/2'' NPT extension column (not included). The plate installs unseen above a suspended ceiling and is secured with four tie wires and a safety cable. Overall dimensions are approximately 23.8 x 23.8 x 1.1 inches, item weight about 2 pounds, color white. Suitable for ceiling-mounted projectors; easy to install and dependable for AV installations.