Door hardware fixtures that can be installed outdoors will be subject to the elements and subject to heavy use day after day. used several times. Forged from a superior design, the CK2040AN in Antique Nickel from Copper Creek is the finest quality entry door knob in its class. Outfitted with a solid steel chassis, solid steel latch face, and solid brass cylinders, this decorative door knob is better designed and better built. Not only is this door knob built to last it will look great doing it. The Antique Brass finish is rich with character and becomes an accent piece on any door it''s installed on. Bring the CK2040AN home and see why Copper Creek is "Designed For Life".