Grey Case only, no cylinder. Snib to deadlock or hold back the latch. Popular contract option for master key projects Backset: 60mm Case width: 90mm Case height: 68mm Bolt length: 16mm Max door thickness: 35-60mm Key operation from the outside Lever handle operation from the inside Deadlock by reverse turn of the key in outside cylinder. Both the key and handle are deadlocked Snib function can hold the latch in locked or withdrawn position
