Mechanical, Lever, Cylindrical, Lockset Function Storeroom, Lockset Grade 1, Style TRXL, Lockset Finish Satin Stainless Steel, Keyway Type SC4, Key Type Keyed Different, Standards ANSI A156.13, BAA, OMH, UL 10C Positive Pressure, Yes, Lockset Fire Rating 3 hr, Backset 2 3/4 in, Ligature Yes, Cylinder Core Type Fixed, Features 3 Point Ligature , For Use With Wood, Steel and Fiberglass Doors, Handle Material Stainless Steel, Includes Mounting Screws