Real Glass Knobs 4 1/8 inches diameter (Overall) 1 1/4 Inch Projection 2 7/8 inches Center-to-Center Mounting Distance Usually Ships In 2 to 3 Business Days Hardware Included Yes Sold As Individually Architectural Style Victorian/Eastlake Warranty Unavailable for Glass   Crystal Swirl Knob Eastlake Backplate (Black Bronze) - the crystal knob measures 1 3/4 inches (44.5 mm) in diameter and have a projection of 1 1/4 inches (32 mm). The knob and backplate are separate pieces - the knob screws into the drawer from behind once the back plate is mounted. The back plate measures 4 1/8 inches long by 1 7/8 inches tall with a center-to-center mounting distance of 2 7/8 inches. Highly detailed brass and crystal component.