INTERIOR DOOR LOCK: Stylish and elegant, the Delaney Hardware Callan Carlyle Privacy Door Knob adds a privacy lock to bedrooms, bathrooms, home offices, entryways, and more; the included pin key easily unlocks the knob from the outside VERSATILE KNOB: The reversible push button bedroom door lock fits both left- and right-hand doors, eliminating the need to determine the swing of your door; this bathroom door lock is compatible with doors measuring 1-3/8 inch to 1-3/4 inch thick EASY TO INSTALL: Perfect for DIYers & professionals alike, this interior door knob is quick & easy to install; installation requires only a Philip’s head screwdriver, and the interior door knob comes with easy to follow instructions & necessary hardware STYLISH & DURABLE: This knob offers elegant style to complement a wide assortment of decor themes; the door knobs matte black finish coordinates perfectly with other black plumbing and lighting fixtures in your home WHERE STYLE MEETS SECURITY: Located in Georgia, Delaney combines superior products with great value to bring a touch of Southern Hospitality to every room in your home; we’re here for every step of your journey with expert customer service