This WC-Glass Door Locks with Indicator is an attractive and practical way to add security and privacy. This glass door Lock are used in Glass-to-Wall or 180° Glass-to-Glass installations. A turn of the thumbturn on the interior side of the Lock changes the color of the exterior indicator. Emergency access is made possible by a low profile screw on the exterior face. The Lock comes with a wall mounted strike plate, screws, and anchors. Both Lock and Receiver, used for glass-to-glass installations.