McKinney TA714-4.5x4.5-US26D-CC4 Electrified Full Mortise Hinge is a durable and reliable option for any door, featuring a satin chrome finish and a concealed bearing that allows for smooth operation. This hinge is designed with a 4 1/2" x 4 1/2" standard weight and a 4 wire concealed circuit, making it suitable for a variety of doors and electrical setups. Trust in its high-quality construction and advanced features for a secure and functional solution.