Top Knobs TK740BSN Barrington Collection 1-1/16" Channing Knob, Brushed Satin Nickel Length and Width: 1-1/16" x 1-1/16" Projection: 1-1/8" Base Length and Width: 7/16" x 7/16" Contemporary / Transitional Style Matching Backplate (Sold Separately): Top Knobs TK741BSN