Mechanical, Lever, Cylindrical, Lockset Function Entrance/Office, Lockset Grade 1, Style Curved Return Lever, Lockset Finish Satin Chrome, Keyway Type Coreless, Key Type Keys Not Included (Lock Sold Less Core), Standards ANSI, BHMA, UL Listed, Yes, Lockset Fire Rating 3 hr, Backset 2 3/4 in, Ligature No, Cylinder Core Type Not Included, Features C-Rose, For Use With Various Door Types, Handle Material Zinc, Includes Hardware, Item Door Lever Lockset