MUL-T-LOCK MTL800 Hercular® Captive Key Deadbolt (decorative style) Backset:2 3/4" Baldwin M516 Interior Escutcheon Plate

Baldwin M516 Interior Escutcheon Plate - Cut for Knob

GU stainless steel middle keeper for 45 mm 1 3/4" thick door

The B3220CILK also comes with a one year parts and labor warranty

Updated Version with Steel Plate Underneath the Lock

1 - Spindle: 5/16 x 3-7/8 inch

MUL-T-LOCK MTL800 Hercular® Captive Key Deadbolt (decorative style) Backset:2 3/4" Baldwin M516 Interior Escutcheon PlatePart No. : 800 HDCDEC The Captive Key functions as a hybrid of a Single Cylinder and Double Cylinder Deadbolt. The inside part of the Hecular incorporates two cylinders. When the user wants the Hercular to act as a Single Cylinder Deadbolt they will insert a special key with a thumbturn attached to it, into the central cylinder. There is a piece inside which locks the thumbturn into the lock itself. This way it will give the user the safety of being