JB Bracket, 4" Octagon Box with Non-Metallic Sheathed Cable Clamps, Drawn, Metallic. Depth: 1-1/2". Side Knockouts: (2) 1/2" & (4) 21/32" (priouts). Bottom Knockouts: (1) 1/2". Cubic Inches: 15.5".
- Knockout Diameter: 1/2 in
- Mounting: Bracket
- Mounting: Screw On
- Material: Steel
- Mounting: Nail On
- Diameter: 4 in
- Knockout Diameter: 21/32 in
- Depth: 1 1/2 in
- Cubic Inches: 15.500 in³