Description
The Adams Rite 4550L-01-119 is an interior deadlock lever that unlocks MS pivoted bolt deadlocks with approximately 3 lbs. of downward force on a 3-inch lever. Spring-loaded to return horizontal after release, it features a lock-status indicator and installs in place of existing key cylinders or thumbturns. Ideal for schools, commercial facilities, and anywhere quick interior access is needed while maintaining exterior key control.
This lever is compatible with most MS deadlocks including Schoolhouse versions, MS1850S, MS1950, MS1837, and threshold-bolt flushbolts like MS1870, MS1870HM, and MS1877. Not compatible with MS+1890, MS2190 deadlocks, or 7/8-inch backset locks. Includes installation instructions, mounting screws, and drive pins. Contact an E.D. Locks authorized dealer at sales@edlocks.com or 1-877-207-6067 for expert compatibility verification and installation support.
Specifications
- Lever length: 3 inches
- Material: Aluminum
- Unlock force: Approximately 3 lbs. downward
- Operation: Turn 90 degrees downward to unlock, upward to relock
- Includes: Installation instructions, mounting screws, drive pins for single point and threshold bolt locks
- Compatible with: MS pivoted bolt deadlocks, Schoolhouse versions, MS1850S, MS1950, MS1837, MS1870, MS1870HM, MS1877
- Not compatible with: MS+1890, MS2190 deadlocks, 7/8-inch backset locks
