The No 7548 full mortise narrow backset Entry lockset, typically specified for apartments, incorporates an adjustable bevel faceplate and a one-piece latch. A toggle locks and unlocks the outside handle. This lockset, specified for doors with narrow stiles, is designed for use with levers. It will accommodate doors 1-3/4″ or thicker. The faceplate measures 8″ x 1-1/4″, and backsets of 1-1/4″, 1-1/2″, 1-3/4″, 2″, 2-1/4″, and 2-1/2″ are available. All Nanz plated and patinated finishes are available. finishes are available.