Knob Lock Set, SFIC Cylindrical, Light Commercial, TA (Flat Front) Style, Bright Brass 605 Finish, Function Office/Entrance, Grade 1, Material Cold Rolled Steel, For Door Thickness 1 3/4 to 2 In., Backset 2 3/4 In., Front Size Dimension N/A In., Crossbore Size 2 1/8 In., 1 1/4 x 4 7/8 Strike, Cylinder Not Included, New York City MEA File Number 354-91-M, Fire Rated Up to and Including 3 Hrs., Single Swing Doors Hours, Accepts Best and Falcon Type Cores, For Use With Wood and Hollow Metal Doors, Includes Hardware