4 Inch Square Box With Raised Ground, Old Work Type, Welded, 2-1/8 Inch Depth, Side Knockouts: (8) 1/2 Inch, (4) 1/2 and 3/4 Inch, Bottom Knockouts: (2) 1/2 Inch, (2) 1/2 and 3/4 Inch, 30.300 Cubic Inches, Steel, Includes RETRO-RING That Accepts Box Mounting of One or Two Devices
- Knockout Diameter: 1/2 in
- Mounting: Screw On
- Material: Steel
- Depth: 2 1/8 in
- Mounting: Nail On
- Depth: 2 1/8 in
- Cubic Inches: 30.300 in³
- Number of Knockouts: 15
- Knockouts: Yes