MASTER LOCK Knob Lockset

Backset: 2-3/8" and 2-3/4" , Fire Rated: 3 hr. , Grade: 3 , Keying: Keyed Alike , Keyway Type: KW1 , Knob Material: Steel , Location Type: Residential , Number of Keys: 2 , Pins: 5 , Required Door Thickness: 1-3/8" to 1-3/4" , Strike Dim.: 1-3/4" x 2-1/4" , Strike Type: Square Corner Full Lip Strike