Southwire 2-1/2 in. D Steel Metallic 4-Gang Welded Switch Box with 18 CKO's and F Bracket, 1-Pack

The Four Gang Bracketed Masonry Box is used as a junction box or to secure wiring devices in masonry block construction. This 2-1/2" deep box is used in 4" block walls to meet your needs. Gangable boxes allow the installer to construct a box to hold multiple devices. Additionally, this box has a 56 cubic inch capacity.