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Marks USA manufactures a versatile series of Grade 1 Deadlatches and Deadbolts which install easily and accept most other manufactures conventional, high security and IC Core cylinders.
  • Deadbolt: ANSI 156.5 GRADE 1 (UL Fire Ratings not applicable)
  • Deadlatch: ANSI 156.2 GRADE 1, UL Fire Rated 3 hours
  • Accepts Medeco, Kaba, Multilock, ASSA and other high security cylinders
  • IC core models for "Best" size cores
  • Accepts most manufactures conventional cylinders
  • Tapered cylinder collars prevent (break in attempts by) wrenching
  • Steel shutter system eliminates access to mounting screws when door is locked.

Trim Types

 
Recent News
Marks USA announces a price break-thru in stand-alone access control. The NEW i-Qwik is an all weather, heavy duty, Grade 2...
(Apr 18, 08) more »
MARKS USA New Custom Levers, Knobs & Escutcheons catalog has over 250 images of standard and custom design decorative locksets
(Apr 18, 08) more »
Upcoming Events
May 15 - 18, 2008Clark Security Northwest Regional Security Expo and Educational Conference Peppermill Hotel & Casino Reno  more »
Jun 19, 2008ALOA 52nd Annual Convention & Expo Dallas Convention Center Hall Dallas  more »
 
Marks USA 5300 New Horizons Blvd. Amityville, NY 11701
800-526-0233 | fax 631-225-6136