Renovators Supply - Door Bells Brass Colonial Door Bell Push Button Plate P/L | 10729 - Antique Doorbells Push Button: Instantly step up your curb appeal with a solid brass Vintage doorbell plate. These antique doorbells are polished &amp; lacquered to withstand the elements. This push push button style doorbell mounts to an existing electric doorbell system (not included). Screws included. Measures 4 in. x 1 3/4 in.