Mechanical Lever Mortise Lockset Function Passage Lockset Grade 1 Style L 17L Lockset Finish Satin Chrome Keyway Type Everest C123 Key Type Different Standards ANSI A156.13 ADA Compliant No Lockset Fire Rating 3 hr Backset 2 3/4 in Ligature Resistant No Includes Hardware Item Mortise Lockset Key Material Nickel Silver Location Type Commercial Required Door Thickness 1-3/4 in Series L Strike Dim. 1-1/8 in x 3-5/8 in Strike Type Square Corner