Kwikset Deadbolt, Number of Cylinders: 1, Cylinder Type: 5-Pin, Keyway Type: K3, Key Type: Alike, Strike Type: Round Corner, Strike Size: 1 x 2-1/4 in, Backset Size: 2-3/8, 2-3/4 in, Throw Length: 1 in, Door Thickness: 1-3/4 to 1-3/8 in, Steel, Antique Brass, Dimensions: 2-7/16 in Dia x 1-1/16 in L, Suitable for: Standard DoorsAdd to a keyed knob or lever for additional securityFeatures adjustable latch and deadbolt to fit all standard door preparations