Atlas Antique Brass keyed entry tulip knob with extra deadbolt and 4 keys. All-metal construction for optimal durability; all keys work with both locks. Backset (distance from the edge of the door to the center of the doorknob) adjusts from 2-3/8 to 2-3/4 inches for plenty of clearance. Includes complete instructions for easy installation.

• 10-year mechanical warranty
• Easy installation, all-metal
• Entry hardware installs on exterior doors, and includes knobs or handlesets (handle with deadbolt) that lock with keys or touch pads from the outside and turnbuttons from inside
• A deadbolt lock optimizes security