1-1/4" Polished Brass Double Cylinder Bolt Interlocking Deadbolt by Belwith

This Double Cylinder Interlocking Dead Bolt from Belwith is designed to prevent forced entry with the extra security of a tamper-resistant shutter guard. Locks door to jamb to create to protect a home, apartment, office space, or other security needs. 5-pin tumbler locking cylinder, requires a 1-1/4 inch hole. Includes tamper-resistant shutter guard. Uses An Access Key #67 Or Equivalent Weiser Blank WR2 Or WR3, Uses True Value Keyblank #321-067 Or Ilco Keyblank #182-550.