The No 7148 full mortise entry lockset, typically specified for apartments, is available in standard and extended backsets. The lockset incorporates an adjustable bevel faceplate and a three piece anti-friction latch. A toggle on the faceplate allows the exterior handle to retract the latch when flipped. This lockset is suitable for doors 1-3/4″ thick or greater and has a 180-minute UL rating for fire doors. The lockset can be delivered with any Nanz handle, thumbturn, and cylinder. The faceplate measures 8″ x 1-1/4”. When ordering, specify knob or lever function, and backset of 2-1/2″, 2-3/4″, 3-3/4″, 5″, or 6”. A strike plate and wrought metal dustbox are provided. All finishes are available.