National Hardware® N100-049 Double-Acting Spring Hinge, 3", Satin Brass, V127Double action, self closing, provides two way access for swinging doors. Tight pin is adjustable to provide desired closing speed for a variety of swinging door applications. Cold rolled steel hinge. Double action, self closing, provides two way access for swinging doors Tight pin is adjustable to provide desired closing speed for a variety of swinging door applications Screws included Cold rolled steel hinge Surface mount No mortising required Visual