CLASSIC DESIGN: Add a decorative accent to your lamp with this finial cap knob. Great way to update the style of any lamp. FINISH: Antique Brass, Finial finishes come with a protective lacquer coating which protects the finials against discoloration and tarnishing and will not require polishing. PERFECT SIZE: Lamp finials are threaded 1/4-27 to fit standard lamp harps. Finial Height: 2.25" FUNCTIONAL: In addition to providing a decorative touch, the finial secures a lampshade firmly onto a standard table or floor lamp. EASY TO USE: Easy to install, screws onto the lamp harp after installing the lamp shade.