The M2010 has an ace cylinder lock and also has an additional hole to accept a Knox KS-2 key lock. This can be purchased from your local Fire Department. It is made of 14 gauge steel, powder coated bright red, and is labeled with a Fire Dept. label on the front cover.
Features:
Fire box provides a method for emergency gate access.
Accepts Knox KS-2 key switch.
Box has ample room inside for placement of gate release keys as a backup to the micro switch.