Simplex 6200 SeriesThe 6200 Series eliminates the material and labor expense of battery replacements and has a single access-code.Construction: All metal cast front housing, force-resistant, clutch-protected exterior thumbturn, unified interior trim plate, fixed interior knobNumeric Keypad: Vandal resistant, solid metal pushbuttonsHanding: Factory-handed left; easily field reversibleLatch: ?" (13 mm) throw latch, floating faceplate (UL listed)Backset: 2?" (70 mm) or 2?" (60 mm) backsetMinimum Stile Recommended: 5" (127 mm)Strike: Standard strike plateInstallation: ASA 161 door preparation with two additional through bore holes. Lock can be inverted if the existing auxiliary lock obstructs installation.Door Thickness: 1?" (35 mm) to 2?" (57 mm); wood or metalFire Rating: 3-hour UL/ULC fire rating for "A" labeled doorsDurability: Weather resistant