National Hardware S821-520|2 Stanley Security Stud 4 Inch Square Door Hinges Satin Brass 2 Pack

4 inch by 4 inch square corner, door hinge, with security tab, designed for interior residential, non-rising removable flush pin, 5 knuckle, full mortise design, for use on lightweight doors in low frequency applications, screws included. Security tabs make pin removal to remove door harder because the door still cannot be taken off its hinges because the tabs hold it in place.