It Has Set Screw for Locking Fixture Stem; Protects Fixture Against Wind and Vibration Damage; Dual Function - Conduit Outlet Box and Fixture Hanger; Can Be Wired at Work Bench; for Added Protection Where Lighting Fixtures Are Subjected to Vibration
Grommet,Stud

• Special Features: Grommet,Stud It Has Set Screw for Locking Fixture Stem; Protects Fixture Against Wind and Vibration Damage; Dual Function - Conduit Outlet Box and Fixture Hanger; Can Be Wired at Work Bench; for Added Protection Where Lighting Fixtures Are Subjected to Vibration