Medium Duty Lever Lockset, Style Curved, Function Passage, Handle Material Heavy Gauge Steel, Dull Chrome Finish, Strike Type Curved Lip Strike, Strike Dim. 1-1/4 In. x 4-7/8 In., Fire Rated 3 hr., Grade 1, Series 5400LN, Location Type Commercial, Backset 2-3/4 In., Required Door Thickness 1-3/4 In. to 2-1/4 In., Keying Keyed Different, Standards ANSI 117.1 Specification, UL Listed. This item has been restricted from sale in the following state (s): []