Kwikset Privacy Door Lock, Design: Cove, Traditional, Knob Handle, Matte Black, Zinc, Interior Locking: Turn Piece, Door Handing: Left, Right, Knob Diameter: 2.18 in, Door Thickness: 1-3/8 to 1-3/4 in, Latch Type: 6-Way Adjustable, Strike Type: Round Corner, Strike Size: 2-1/4 in, Throw Length: 1/2 in, Projection Size: 2-3/4 in, Edge Bore Diameter: 1 in, Cross Bore Diameter: 2-1/8 in, Backset Type: Adjustable, Backset Size: 2-3/8 to 2-3/4 in, Faceplate Size: 1 x 2-1/4 in, Screw Mounting, Includes: Roses, Latch, Strike and Mounting HardwareFor use on interior doors where a privacy locking function is required, such as a bedroom or bathroomUniversal handing – fits both right handed and left handed doorsLatch has three interchangeable faceplates – round corner, square corner and drive-in collarLatch has adjustable backset 2-3/8 to 2-3/4 in to fit all standard door preparationsLocking mechanism functions with turn piece on the interior of the lockEasily installs in minutes with just a screwdriverMicroban antimicrobial product protection keeps door hardware 99.9% cleaner than unprotected surfaces