MUL-T-LOCK Hercular Single Cylinder Deadbolt (decorative style) Rotary Hopper These locks have the batteries

These locks have the batteries located on the outside and do not have a key override

Various functions are available for just about any need

Each Mortise Lock is fitted with a High-Security MUL-T-LOCK Mortise Cylinder

This way it will give the user the safety of being able exit the door without having to search for a key

From a UL437 Listed Cylinder to a strong latch to Bolt Bearing Mechanism the Hercules Deadbolt will stop almost any attempt at forced entry

MUL-T-LOCK Hercular Single Cylinder Deadbolt (decorative style) Rotary Hopper These locks have the batteriesWith its truly unique design the MUL T LOCK Hercular deadbolt is truly spectacular. The Hercular is reinforced in just about every way possible. From a UL437 Listed Cylinder to strong latch to Bolt Bearing Mechanism the Hercular Deadbolt will stop almost any attempt at forced entry. Strength usually does not mix with Flexibility. Not in the case of the Hercular since it is the only Grade 1 Deadlock with an adjustable backset.