STL-CTY 53151-1234-RD

Red Pre-Galvanized Steel Material; 4 Inch; 4 Inch; 1-1/2 Inch; UL E2969 Approval; 50 Standard Package; 21 Cubic Inch Capacity; 1/2 Inch, 3/4 Inch Knockout Size; 12 Knockout(S)