15.3 cu. in. Remodel Construction Ceiling Fan Brace with 1-1/2 in. Box
can be put into finished ceilings through a 4 in. hole. This brace works with all ceiling fans, so you do not have to worry about size or compatibility. The brace's multiple teeth easily insert and lock into the ceiling joists, its threaded twin-lead screw adjusts quickly and its hex tube allows for easy turning