Step up to designer styles and superior security with Kwikset Signature Series products. Halifax combines sophistication and simplicity, making this design the ideal accent for a contemporary home. This privacy knob/lever is best used in interior bedroom and bathroom applications where privacy is required. Both knobs/levers are operated by the push button on the inside. The outside knob/lever is unlocked by an emergency key. The crisp, clean appearance of the Satin Nickel finish adds to the overall look of the product and brings a modern feel.. PRIVACY FUNCTION: Locks from the inside, no keyway on the outside. REVERSIBLE HANDLE: Easy to install for left or right handed doors. NEVER SAG LEVER: Keeps lever straight and wobble-free over time. Backplate Shape: Square Backplate. Commercial/Residential: Residential. Door Handing: Universal. Door Lock Style: Contemporary. Door Locks & Knobs Product Type: Privacy Levers. Door Type: Bed/Bath. Features: Adjustable Backset,Easy Installation. Finish: Satin Nickel. Hardware Color Family: Nickel. Included: Hardware,Installation Instructions,Mounting Hardware. Interior/Exterior: Interior. Lever style: Straight. Lock Type: Unkeyed. Material: Metal. Security/ANSI Grade: AAA. Cross Bore Diameter (in.): 2.125 in