THIS IS A CEILING CANOPY OR COLLAR FOR AN ELECTRIC LIGHT FIXTURE. THE ITEM IS MADE OF CAST IRON AND MEASURES ABOUT 6 INCHES ACROSS. THE CENTER IS 2 3/4 INCHES TALL. THE 3/4 INCH OPENING HAS A HOLE IN IT FOR A PIN OR SCREW, NOT SURE. THE FINISH IS A BRONZE COLOR WITH RED AND GREEN DETAILS. REALLY A BEAUTIFUL ITEM IN IT SELF. CHECK PHOTO'S FOR MORE DETAIL AND DESIGN