Auxiliary Lock, Night Latch, Bronz Price For: Each Pins: 5 Keying: Keyed Different Backset: 2-1/2" Finish: Bronze Number of Keys: 2 Material: Zinc Chromated Heavy Gauge Steel Keyway Type: KW1 Item: Auxiliary Lock For Door Thickness: 1-3/8" to 2-1/4" Cylinder: Single Throw Length: 3/4" Security Type: Night Latch Country of Origin (subject to change): China