4 3/8 Inch Wrought Steel Doorbell Button with Arched Rosette - this doorbell is constructed from steel. Its rosette measures 4 3/8 inches tall by 2 9/16 inches wide. The rosette thickness is 3/8 inches. Comes in either a Satin Steel (shown) or Matte Black Finish. Comes complete with matching screws and lighted buttons.