The Defiant Bed & Bath Gold Locking Interior Door Knob Privacy Handle Set is a classic round door knob made of brass with a polished gold finish. It comes with hardware and instructions for easy installation. This set is suitable for bathroom doors, cellar doors, and interior room doors. The adjustable backset feature and reversible door handing make it versatile for various applications. With a lifetime manufacturer warranty, this unit is a reliable choice for home improvement needs.