2-1/8in deep, 4in square welded boxes with air tight (4) 1in & (4) 3/4in side knockouts and (2) 1/2in & (2) 3/4in bottom knockouts are installed in walls or ceilings for lighting fixtures, switches, receptacles or other outlet devices.

In stock
Gtin 00655222874962
Mpn 52171-3/4-1
Condition new