Arrow AM12 Storeroom Motrise Knob Lock

Arrow AM12 Storeroom Knob Lock. Arrow AM Series Knob Mortise Locks are intended for heavy duty use in schools, hospitals and commercial buildings where security, durability and low maintenance are required. They are engineered for strength and  performance, and precisely manufactured to exacting standards. Arrow AM12 Storeroom Knob Lock: Outside knob/lever always rigid. Latchbolt retracted only by key outside or by inside knob/lever. Auxiliary latchbolt deadlocks latchbolt. Handing – Handed; field reversible. The lockset can be re-handed without disassembling the lock case. Door Thickness – 1-3/4" (4mm) standard. Backset – 2-3/4" (70mm). Lockcase – Heavy gauge steel, with zinc dichromate finish for corrosion resistance. 5-7/8" (149mm) x 4" (102mm) x 15/16" (24mm). Armored Front – Heavy gauge steel, 8" (203 mm) x 1-1/4" (32mm) x 3/32" (2mm). Accommodates flat doors and doors beveled 1/8" (3mm) in 2" (51mm). Faceplate – Wrought brass, bronze or stainless steel. Attache