Design House 740431 Single Cylinder 2-Way Adjustable Deadbolt, Oil Rubbed Bronze Finished in Oil Rubbed Bronze and designed for left or right hand doors ANSI grade-3 certified for residential security Fits 2-3/4-inch and 2-3/8-Inch backsets; fits 1-3/8-Inch and 1-3/4-inch thick doors Single cylinder deadbolt; keyed lock exterior, turn-button lock interior Comes with a limited lifetime mechanical warranty and a 5-year finish warranty