Fits three-movement and two-movement time lock cases. The standard movement can be set up to 144 hours. This is a “gradual unlocking” device. It cannot be back-wound if too much time is accidentally...
Built from the original design used to manufacture the Yale 120 hour movement, this enhanced version offers:
Reset (backwindable)
Magnified lens escapement cover
144 hour maximum locking...
The Model 6370 by Sargent & Greenleaf is designed for vault doors. This three-movement lock offers double-redundancy for dependability and accuracy. All movements are precision 13-jewel, Swiss...