The Simplex 71061941 series of Simplex Keyless Locks eliminate problems and costs associated with issuing, controlling and collecting keys and cards. Unican Kaba Ilco Simplex is the leader in top of the line security solutions that presents industrial strength combination lock with high quality security products for over 100 years now. For a security lock, the highly weather resistant Simplex 7100 Series earns an impressive Grade 1 rating from ANSI American National Standards Institute this rating is the highest one they give out for quality. It provides fully mechanical primary or auxiliary pushbutton access control by exterior combination, while allowing free egress at all times by interior thumbturn. Features. Auxiliary lock with thumbturn. Fully mechanical not affected by power failures. Simple to install, use and maintain. Thousands of possible codes combinations. Compact, stylish and secure it operates only when the correct buttons are pushed in the proper sequence and the turn knob is rotated to retract the deadbolt or latch. Low maintenance with no batteries or wires eliminates the material and labor expense of battery replacements. Factoryhanded field reversible for Right hand and Left hand doors operation. Very Economical a cost effective access control solution. Its lock is easily programmed via keypad without removing the lock from the door Awesome. Single access code feature makes one easytomanage code for all users. Vandal resistant hardware with solid metal pushbuttons. No keyway to be picked. Clutchprotected turn knob cannot be forced. 5/8 16 mm rim deadlocking latch. Flat front face plateSpecifications. Color Black. Backset 2.37. Minimum stile recommended 4 102 mm. Weight 5.5 lbs