4 in. 15.8 Cu. in. Steel Octagon Box with C-5 Cable Clamp (54151N-25R)

4 in. Pre-galvanized steel octagon box. 1-1/2 in. D, 15.8 cu. in. Drawn construction with 1/2 in. knockouts and non-metallic cable clamp (C-5). For use with non-metallic sheathed cable.