The Kwikset 83014 is a complete dead latch unit consisting of a square corner faceplate that requires a 5" backset. This is sold only as a replacement part.Deadlatch:Uses keys, and generally located at bathroom, bedroom and office entryways. It provides the perfect amount of indoor security for any home.Along with high quality locks & deadbolts, Kwikset designs some amazing door hardware styles. Kwikset deadbolts & premiere designer collections are of the many popular products from this leading manufacturer of door locks, knobs and handle sets