Electrical Box Box Type Gang Number of Gangs 4 Bracket Type - Capacity 110 cu in Material Galvanized Steel Number of 1/2 in Back Knockouts 6 Number of 1/2 in Side Knockouts 0 Clamp Type - Number of 1 in Side Knockouts 8 Number of 3/4 in Back Knockouts 4 Number of 3/4 in Side Knockouts 12 Nominal Depth 2 1/2 in Nominal Length 4 1/2 in Nominal Width 10 7/16 in Color Silver Standards UL