Door Knob Privacy Sets install quickly, look luxurious and give a door security. Select your Door Knob Privacy Sets here today. This plain oval privacy set includes two brass knobs, brass and steel latch and circular backplate with 1/4" square spindle. Push/pull privacy button for locking the door from one side. The distance from the edge of the door to the center of the knob is 2 3/8" and the doorknob is 1 1/2" x 2 1/2".