Arrow AM31 Storeroom Motrise Knob Lock

Arrow AM31 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 AM31 Storeroom Knob Lock: Latchbolt operated by knob/lever either side. Deadbolt is operated by key from either side. When deadbolt is projected, key either side will retract deadbolt, then 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 st