None Marine Grade Single Cylinder Digital Keypad Deadbolt

The M210 Marine Grade/Satin Chrome Mechanical Deadbolt by LockeyUSA is a maximum security deadbolt with a thumb-turn for entry and exit. The M210 is most commonly used on residential homes for entry doors but is also ideal for Commercial Doors and Gates. This lock features an EZ Plate for installation, requiring no drilling on doors with an existing 2 1/8" deadbolt hole, it is vandal-protected, rust-resistant, and only permits access to those who know its code.