SIHAI 2 Packs 4-Inch Square Swivel Pendant Fixture Hanger Cover, Heavy Duty for Mounting on Flat/Sloped Ceilings, Fits 4" Square Electrical Box, 1/2" & 3/4" Conduit

Perfect Fit for 4" Square Electrical BoxesThis heavy-duty cover is engineered specifically for standard 4-inch square electrical boxes, ensuring a secure, flush mount. Installation is simple: just screw it in | Versatile Mounting for Lights, Cameras & MoreUse this swivel hanger cover to securely install light fixtures (pendant, high-bay), security cameras, exit signs, and sensors on flat or sloped ceilings | Vibration-Resistant Swivel DesignThe electrical box cover features a 20 swivel ball joint. It absorbs shocks and vibrations, preventing lights and cameras from becoming crooked | Heavy-Duty Metal ConstructionMade with a zinc-plated steel cover and malleable iron swivel hub for maximum strength. Supports up to 50 lbs in demanding environments | Compatible with 1/2" & 3/4" ConduitIncludes a reducer bushing for seamless connection to both 1/2" and 3/4" conduit and nipples. A complete, ready-to-install electrical solution