Regina Bathroom Door Knob Black

Privacy door knob for use on interior doors where a privacy locking function is required, such as a bedroom, bathroom or office, etc. Locking mechanism functions with turn piece on the interior of the lock. Exterior knob can be unlocked for emergency. Fits 1 3/8 in. to 1 3/4 in. thick doors and 2 3/8 in. or 2 3/4 in. backsets. Matte black finish.