4x2 Inch Utility Size Single Gang Electrical Box, Drawn Construction, Outlet Box, Handy Box, Ten 1/2 Inch Knockouts, Raised Ground, 13 Cu. in. Capacity, 1-7/8" Deep, Galvanized Steel - Amazon.com
11 Types of Electrical Boxes and How to Choose One
1-Gang 14 cu. in. Old Work PVC Electrical Outlet Box - Modern Electrical Supplies Ltd