Adams Rite 4550L Lever for MS1850A, MS1850S Deadlocks – Thick Door (1-3/4 to 2 Inch) – Left Hand/Left Hand Reverse – Clear Aluminum

4550 Deadlock Lever: The 4550 MS Deadlock Lever easily unlocks an MS Deadlock with approximately 3 pounds of downward force. The spring-loaded lever relocks with an upward motion. Can be installed in place of existing key cylinder or cylinder type thumbtur