Mul-T-Lock Key Captive Deadbolt Grade 1

Thumb turn can be unlocked and taken with you, to convert to double cylinder lock. Caution: double cylinder function should only be used when the building is unoccupied. Always check local building codes. Best for doors with windows, or where there is a window next to the door Bump, Drill and Pick resistant Restricted keys: no unauthorized duplication Anti-drill pins above the shear-line of the cylinders Hardened steel bolt mechanism Ball bearings in bolt lock the bolt into the strike box to protect against prying attack Works on 2 3/8 and 2 3/4 backset: adjustable bolt Spacers required for doors less than 1 3/8 thick Conforms to ansi Grade 1 and ul fire rated bolt KEYS NOT INCLUDED **Depending on availability, shipping may take up to 4-6 weeks** **Installation Not Included. All orders are for curb side delivery only. For installation requests, please make a note in your order and we will contact you**