4 Inch Square Box, Welded, Metallic, Vertical Bracket, 2-1/8 Inch Deep, Side Knockouts: (6) 1/2 Inch with (3) Eccentric Knockouts, Bottom Knockouts: (2) 1/2 Inch (2) Eccentric Knockouts, Cubic Inches: 30.3
- Knockout Diameter: 1/2 in
- Knockout Diameter: 3/4 in
- Mounting: Bracket
- Mounting: Screw On
- Material: Steel
- Depth: 2 1/8 in
- Mounting: Nail On
- Cubic Inches: 30.300 in³