Niles" mission is to be the world"s leading supplier of products that offer its customers innovative solutions for whole-house distribution and integration of audio/video systems while providing unparalleled quality, convenience, control, and value, PRODUCT FEATURES:Includes wings to span standard ceiling joists;Scored wings with level line facilitate easy, flexible and accurate placement between joists;Will not bow or buckle sheet rock;Resist damage from common sheetrock tools;Wire tie locations on all four corners prevent loosing wires in walls;For installing 5, 25"" in-ceiling speakers in new construction, Pair of 5, 25-inch ceiling brackets designed to ease JobSite speaker installation in new ceiling construction, Serves as a ""hole saver"" between ceiling joists when installing new drywall in a room, Wire-tie locations on the corners for holding speaker cable; won"t bow or buckle sheet rock, Compatible with JobSite"s LSC-5 and LSC-5R 5, 25-inch in-ceiling loudspeakers, Type: Mounting Bracket, Device Support: Speaker, Scored wings with level line facilitate easy, flexible, and accurate speaker placement, JobSite Loudspeakers: LSC-5, LSC-5R, SKU: DSI427