Nonmetallic cable boxes are used in branch circuit wiring to splice wires and accommodate wiring devices such as switches and receptacles. 1 1/4 depth allows box to be used in shallow wall applications. RACO nonmetallic cable boxes provide the installer with a cost alternative that is lightweight and easy to install. Knockouts breakout quickly and cleanly for faster installation. 3/8in setback for use in shallow walls. 3 1/2H x 2 3/8W x 1 1/4D. Side mount flat bracket.