Finish: Antique Brass, Protective lacquer Coating Lamp finials are threaded 1/4-27 to fit standard lamp harps Secures lampshade to standard table or floor lamps Finial Dimensions: 1.5 x 1 (Height x Width) Great way to update the style of any lamp. Finish the look of your lamp and add a touch of style with Royal Designs Brass Finials. Whether you desire a simple and inexpensive update, or are restoring an antique lamp, Royal Designs finials provide that finishing touch. Finial finishes come with a protective lacquer coating which protects the finials against discoloration and tarnishing and will not require polishing. All RDI finials are female threaded individually to fit standard harps.