Junction Box - Steel - ((9) Side

2-1/8 in D, with 4 sq-in boxes with wood spike vertical brackets and (9) 1/2 in side knockouts and (3) 1/2 in and (2) 1/2 to 3/4 in bottom knockouts are used when 4 sq-in boxes must be mounted directly to wood or metal studs. Square boxes are used to bring power to a number of electrical devices where multiple conductor runs are split in two or more directions. Garvin Industries 4 sq-in boxes with attached brackets allow a quick easy installation and keep the boxes upright for an effort less conduit connection.