Bell Buttons, Solid Brass Bell Button, Rectangular Contemporary (Polished Brass Finish) @24 inch deltana heavy duty surface bolt pvd lifetime polished brass finish dt24sbcr003 Usually Ships In 3 5 Business ET84070SMUS14 Usually Ships In 3 5 Business Days Hardware Included Yes Sold As Individually Architectural Style Colonial Learn More Warranty 1 Year Limited Warranty Manufacturer Deltana Item Code: DTOK2520US26L 3 1 2 Inch x 3 1 2 Inch Heavy Duty Steel Hinge (Chrome Finish) Sold in Pairs This hinge measures 3 1 2 inches tall by 3 1 2 inches wide with 5 8 radius corners Comes Complete with Mounting Hardware Uses 24 Volt maximum (standard doorbell circuits)