Mechanical Lever Cylindrical Lockset Function Passage Lockset Grade 3 Style SLL Lockset Finish Bright Brass Keyway Type None Key Type Not Keyed Standards ANSI ADA Compliant No Lockset Fire Rating 3 hr Backset 2-3/8 in or 2-3/4 in Ligature Resistant No Handle Material Steel Item Lever Location Type Commercial Residential Lockset Performance Strength Light Duty Required Door Thickness 1-3/8 in to 1-3/4 in Series SLL Strike Dim. 2-1/4 in x 1-3/4 in