This interior privacy door knob is ideal for bedrooms, bathrooms, and other interior spaces where a locking function is desired. The design incorporates a convenient locking button on the interior knob, providing privacy without the need for a key. In emergency situations, the locking mechanism can be easily operated from the inside, ensuring quick access when needed.This polished brass knob is designed to accommodate standard door preparations, fitting both 2-3/4-inch and 2-3/8-inch backsets commonly found in homes across the U.S. Its suitable for doors ranging in thickness from 1-3/8-inch to 1-3/4-inch, with standard cross bore and edge bore dimensions. The included faceplate features rounded corners for a refined aesthetic.Installation is straightforward and requires no additional assembly. This door knob offers a blend of security, convenience, and classic style, enhancing the functionality and appearance of any interior door. Its a reliable solution for updating or replacing existing hardware, providing a polished look and dependable performance for years to come.