Kwikset Signature Dummy Knob, Design: Laurel, Traditional, Satin Nickel, Commercial/Residential: Residential, Backset Size: 2-3/8 to 2-3/4 in, Door Thickness: 1-3/8 to 1-3/4 in, Zinc, Knob Diameter: 2.44 in, Faceplate Size: 1 x 2-1/4 in, Includes: Screws, Screw Mounting, Door Handing: Left, RightDesigner style and superior security with this Kwikset Signature Series productFor use on interior doors where a push/pull function is requiredUniversal handing – fits both right handed and left handed doorsEasily installs in minutes with just a screwdriver