4 Inch Square Box, Drawn, Metallic, Depth: 1-1/2 Inch, Side Knockouts: (8) 3/4 Inch, Bottom Knockouts: (2) 1/2 Inch, (2) 3/4 Inch, Cubic Inches: 21.0
- Knockout Diameter: 1/2 in
- Knockout Diameter: 3/4 in
- Mounting: Screw On
- Material: Steel
- Mounting: Nail On
- Depth: 1 1/2 in
- Cubic Inches: 21 in³
- Number of Knockouts: 12
- Knockouts: Yes