Electrical Box Box Type Cable Number of Gangs 2 Bracket Type 1/2 in Setback Capacity 32.5 cu in Material PVC Number of 1/2 in Back Knockouts 0 Number of 1/2 in Side Knockouts 0 Clamp Type - Nominal Depth 3 in Nominal Length 3 5/8 in Nominal Width 4 in Color Gray Standards File E104681 and R9320 UL Standard 514-C