• Door Thickness: 1-3/8" to 1-3/4"

The Cal-Royal Barrington Communicating Knobset features a deadlocking latchbolt operated by knob from either side. Turning key in either knob locks or unlocks its own knob independently. It has a latchbolt with adjustable backset. Suitable for both left handed and right handed doors and is supplied with 2 keys.