DOUBLE A SECURITY, INC.

303-232-LOCK (5625)

HOME
LOCKS & HARDWARE
ACCESS CONTROL
DOOR SERVICE
CAMERA SYSTEMS
ALARM SYSTEMS
ALARM MONITORING
SAFE SALES
SAFE MOVING
SAFE RATINGS
AUTOMOTIVE LOCKS
MOTORCYCLE KEYS
ABOUT US
CONTACT US
SITE MAP

 
Locksets
 
 
 

Welcome to Marks USA

Marks USA is a full service manufacturer of locksets for Commercial, Industrial, Educational, Government and Healthcare Facilities.  Marks USA headquarters and manufacturing plant are located in Amityville, New York.

In the Spotlight

HI-SECURITY Cylinders 2007 Common pin tumbler cylinders may be compromised by picking, drilling or key bumping. For applications where a greater security level is required, we suggest using pick/drill resistant cylinders with multiple pin planes such as those with side-bars.
Marks USA HI-SECURITY Cylinders are constructed with sidebars and are
drill, pick and bump resistant.

Prevent Unauthorized Key Duplication!
Marks USA introduces their New HI-SECURITY Cylinders Line.
Features Include:
Resists picking, drilling and bumping
Patented Key Control
Restricted Keyway
Lifetime Warranty
Hardened Steel Side Bars
Standard Key Machine
UL 437 Optional

Marks USA products are
made in the USA