Floor Box Assembly, Round, Adjustable, Diameter: 4-3/16 Inch, Side Knockouts: (2) 1/2 Inch and (2) 3/4 Inch, Bottom Knockouts: (2) 1/2 Inch and (2) 3/4 Inch, Material: Steel
- Knockout Diameter: 1/2 in
- Knockout Diameter: 3/4 in
- Material: Steel
- Finish: Brass