LOCKS, CYLINDER RIM YALE, SECURITY DEADLOCKING LATCHES, 40mm, 85PB, Each

Suitable for interior and exterior doors where a deadlocking function is required. Internally the bolt can be held open or deadlocked by a slide button. Externally the bolt and handle can be deadlocked by a reverse turn of the key in the cylinder after closing the door. The large lever handle is easy to operate. Case dark metallic grey with brass cylinder. For narrow styles (glass panelled doors. )