Mechanical Knob Mortise Lockset Function Passage Lockset Grade 1 ML2000 HSS Style Satin Chrome Lockset Finish Standards ANSI 156.13 Federal Specifications FF-H-106C Series 1000 UL 10C Positive Pressure UL/cUL Listed ADA Compliant No Backset 2-3/4 in Ligature Resistant Yes Includes Torx Pin Security Screws for Mounting Hardware Item Mortise Lockset Location Type Behavioral Health Detention Facility Number of Keys 0 Required Door Thickness 1-3/4 in Series ML2000