ANSI Grade 1 Cylindrical Lever Lock YA/YH series


YA/YH Series is easy to install and maintain in settings where reliability and performance are required. The patentpending door thickness adjustment design (pull-and-click) makes installation quick and easy even for amateur installers.







  1. ANSI A156.2 (2011) Series 4000 Grade 1 certified.
  2. An all new chassis design featuring the patent-pending pull-and-click mechanism, allowing quick door thickness adjustment from 1-3/8" to 2-1/4", one of the largest ranges in the industry.3. Works with standard door preparations and can beinstalled with a screw driver in a few minutes withoutrunning wires.
  3. The patent-pending ravine design secures the rose and rose plate, preventing any attempt to reach the interior lock body.
  4. Lock-and-Roll Protection allows the exterior lever to freely rotate while remaining securely locked. This minimizes damage to internal lock mechanisms when excessive forces are applied during an attempted break-in.