4" Square Steel Box Cover

Southwire Square Steel Box Cover

Round fixture ring is used to mount light fixtures in walls and ceilings. The rings convert a 4 in. square box to a 3-1/2 in. round opening with 8-32 threaded mounting tabs for lighting retrofit applications. Angled slots on the covers compensate for up to 1/2 in. of box misalignment on upright framing members. Additionally, the rings are UL and RoHS compliant.
4.3 cubic in. capacity
Made with angled slots
Used with 4in. square boxes