Product Summary

Grade 1 Heavy-Duty Mortise Locksets

The M9000 Series Grade 1 heavy-duty mortise locksets provide exceptional security, enhanced aesthetics, and rugged dependability. These premium performance locksets are built with a heavy-duty mortise chassis for all applications where ANSI A156.13 Grade 1 products are required. To meet the aesthetic needs of your project, these versatile locks are available in a range of standard and custom levers or knob design.

Locks ANSI/BHMA Grade 1 certified

  • With a heavy-duty mortise chassis
  • Including special, high-strength springs
  • Select components manufactured with high-strength steel or stainless steel, providing an extremely strong, highly durable lock

Product Details

Design and functions

All M9000 Series mortise locks feature advanced design concepts for extreme reliability and are manufactured with the finest materials for exceptional durability. They provide a wide variety of functions and the most popular finishes.

Recommended applications

The M9000 Series is recommended for applications like schools and universities, hotels, apartments, hospitals and nursing homes, churches, municipal buildings, airports, retail complexes, offices and warehouses.


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