Product Information:Color:Chrome,Antibrass,Red,Stain nickel,Gold,Imitation gold,French gold,Black and White.Height:37mm(approx.)Diameter:55mm(approx.)Weight:approx 19g(per one)Hole diameter:approx 9mmMatching screws provided. Ensure that the screws are screwed into the ceiling joists.Before installing, switch off electricity at mains.Package included:1 X Ceiling Rose Hook PlateNote: Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you for your understanding!