The No 7124 full mortise Entry, Dormitory, or Storeroom lockset, available in standard and extended backsets, incorporates an adjustable bevel faceplate and a three piece anti-friction latch. This lockset is suitable for doors 1-3/4″ thick or greater, and has a faceplate measuring 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. The lockset can be delivered with any Nanz handle, thumbturn, and cylinder. All finishes are available. This lock is UL Listed and has a 3 hour fire rating.