4 Inch Square Box, Welded, 2-1/8 Inch Deep, Side Knockouts: (8) 1/2 Inch (4) TKO, Bottom Knockouts: (2) 1/2 Inch (2) TKO, 30.300 Cubic Inch, Steel
- Knockout Diameter: 1/2 in
- Knockout Diameter: 3/4 in
- Mounting: Screw On
- Material: Steel
- Depth: 2 1/8 in
- Mounting: Nail On
- Cubic Inches: 30.300 in³
- Number of Knockouts: 17
- Knockouts: Yes