Raco 564 Steel Switch Box With "ts" Bracket/romex Clamps, 3" X 2" X 2-3/4" Size:3" x 2" x 2-3/4" 14.0 cu. in. 2 side, back, and end 1/2" knockouts, for 6 total knockouts "TS" bracket with gauging tabs and recessed nailing spur Side bracket and non- metallic sheathed cable clamps