These are durable, attractive deadbolts carried by many regional lumberyards and sold for new home construction. This single cylinder deadbolt matches our residential locksets and includes round corner, square corner and drive-in faceplates. Backset is adjustable from 2-3/8 inches to 2-3/4 inches. Fits doors from 1-3/8 inches to 1-3/4 inches. Includes a 1-inch by 2-1/4-inch round corner strike. HL010703