Mul-T-Lock Grad 1 High Security Single Cylinder Deadbolt

The Mul-T-Lock High Security Single Cylinder Deadbolt is an ANSI Grade 1 locking system designed for commercial and residential doors. With Hercular® deadbolt technology and a UL fire-rated latch, this deadbolt provides superior jimmying resistance and drill/pick protection. It utilizes a 90˚ key rotation, throwing the bolt 1" towards the frame and interlocking two hardened ball bearings with the strike. Adjustable backset allows for flexible installation. This item Includes 2 Keys and Extra Keys Can be added back at the online shop