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
Internally Threaded Body With Externally Threaded Cover; Covers Have Pry Notches for Bar or Wrench; Explosionproof; Dust-Ignitionproof

• Special Features: Internally Threaded Body With Externally Threaded Cover; Covers Have Pry Notches for Bar or Wrench; Explosionproof; Dust-Ignitionproof 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