3-15/16" Center to Center Door Knocker Create a home that"™s completely pulled together"”with style and grace reflected in even the smallest details. From door knockers and kick plates to hinges and door stops, Schlage delivers finely-crafted hardware and accessories you need to coordinate every element of your home. Features: Constructed of durable solid brass Includes mounting hardware Added gauge thickness provides years of durability Length: 5-15/16" Width: 3" Projection: 1-1/16" Mounting Hole Center-to-Center: 3-15/16" At Schlage, they"™ve been helping people feel more secure for over 90 years. By building commercial grade quality into every product they make, from remote security systems to stylish door knobs, they"™ve become the leader in home security and hardware products. And with innovative new solutions like wireless and mobile security, Schlage is helping build the homes of the future"”and delivering the security products people need to live better, more comfortable lives.