This door knob offers reliable privacy for bedrooms and bathrooms, operating with a simple turn-button mechanism from the inside. Designed to fit standard doors, this knob accommodates both 2-3/4 inch and 2-3/8 inch backsets, as well as door thicknesses of 1-3/8 inch and 1-3/4 inch, ensuring easy installation in most homes.Crafted with a durable satin nickel finish, this knob adds a touch of modern elegance to any interior. The secure 1/2 inch latch bolt provides a solid hold when closed, and a clearance hole is conveniently located on the exterior knob for emergency access using a simple tool. This design prioritizes both security and peace of mind for you and your family.Meeting standards, this door knob is certified for residential use, offering a balance of quality and affordability. The included faceplate features rounded corners for a refined look, and the knob is suitable for both left-handed and right-handed doors. Enjoy a straightforward installation process with no assembly required, making this a convenient upgrade for your home.