4" Square Old Work Box, Welded, Metallic. Depth: 2-1/8". Side Knockouts: (10) 1/2" & (4) 1/2" & 3/4" TKO (eccentric) . Bottom Knockouts: (2) 1/2" & (2) 1/2" & 3/4" TKO (eccentric). Cubic Inches: 30.3". Includes: Ground Screw, Wings.
- Knockout Diameter: 1/2 in
- Mounting: Screw On
- Material: Steel
- Depth: 2 1/8 in
- Mounting: Nail On
- Cubic Inches: 30.300 in³