Two 1/2 in and ten TKO conduit knockouts (sides). One 1/2 in , two 3/4 in , and two TKO conduit knockouts (bottom). No bracket, installed in ceilings or walls for lighting fixtures or receptacles. UL listed, File E195978, U.L. 514-A, suitable for use without a bonding jumper in circuits above or below 250 volts. Combination cover screw heads provide for faster mudring/cover installation. UPC bar code.