Finish: Polished Brass Rectangular contemporary bell button Solid brass Pictured in Satin Nickel 3.33 in. L x 1.33 in. W 3-1/4" x 1-1/4" Solid Brass Contemporary Rectangular Bell Button Deltana is the architectural hardware manufacturer with a proven record for exceptional service and . Deltana inventories the country's largest selection of architectural, lighting, and door hardware in several stunning finishes made from many solid, materials. Dimensions: 3-1/3" x 1-1/3" Screw Holes are 2-3/8" Apart Solid Brass Construction