The Lowe 169 full mortise entrance lock is available in 2-1/2”, 2-3/4”, 3-3/4”, 5” or 6” backsets. The 169 features a 1” reinforced deadbolt, full egress functionality, toggle stop, and auxiliary deadlatch. The 169 is typically used on residential entry doors where the ability to leave the outside handle locked is desired. The lock can be configured at the factory to be used with knobs, levers, thumb latches or any combination thereof. It is supplied with a strike plate and stamped metal dustbox, and the faceplate has an adjustable bevel. Center dimension between the handle and thumbturn is 2-7/16”. The 169 is ANSI Grade 1, and is UL listed with a 3 hour fire rating. Available in all finishes.