Mechanical, Lever, Cylindrical, Lockset Function Passage, Lockset Grade 1, Lockset Finish Satin Chrome, Keyway Type None, Key Type Not Keyed, Standards UL Listed, Yes, Lockset Fire Rating 3 hr, Backset 2 3/4 in, Ligature No, Item Door Lever Lockset, Number of Pins 6, Series Yale(R) 4700, Strike Type ANSI