Sargent and Greenleaf time locks are precision-made with 13-jewel, Swiss mechanisms and built-in movement backup for dependability and accuracy. An included time lock winding chart and clear, magnified window make it easy to set and read time values. S&G time locks include safety features like a manual locking button and emergency inside release.

Designed for stand-alone, high-security safes, the two-wheel lock offers single-redundancy.
Standard, reset, and snap action movement options.

Instant unlocking device.
Provides extra security against vibration attacks.
Allows backwinding if too much time is accidentally wound into the movement.
Set up to 144 hours.