Mortise Cylinders

Mul-T-Lock Mortise Cylinders can be used for both  residential and commercial door locksets. Available in a wide variety of sizes and designed for installation into virtually any existing mortise lockset, they allow you to change the cylinder of your Mortise lock without replacing all of the hardware.

Compatible with most major brands including Adams Rite, Yale, Corbin Russwin, Sargent and more.


  • Wide Variety of Cams to Fit Most Manufacturers’ Locksets
  • Available in Multiple Mul-T-Lock Key System Platforms
  • Offered in Many Keying Variations Including: Keyed Different, Keyed Alike and Master Keyed


  • Convenient Retrofit for Existing Hardware
  • Patented and High Security Options Available
  • Supported by Mul-T-Lock’s Key Control Systems


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