4 Packs 4" Square Electrical Box, 2-1/8'' Deep Metal Electrical Box with Bracket, 1/2" & 3/4" Side Knockouts, Electrical Junction Box, Galvanized

Knockouts: This electrical box is designed for multiple purposes with two 1/2 inch knockouts and eight 3/4 inch knockouts. | Brackets: Drawn construction with "TS" side-mount bracket, easy installation and long service life. | Quality: This electric box is made of iron to ensure durability, effectively prevent rusting. | Dimension: It is 4 inches square and has a depth of 2-1/8 inches. | Application: This 4 inch electrical box is designed to enclose wire connections, sockets, or switches. Ideal choice for exposing working applications. | Package Include: 4 * 4" Square Electrical Box with Bracket.