Abstract: An adjustable wall hanger includes (1) an elongated bracket with a front surface including markings and a rear surface including serrations, (2) mounting members near each end of the elongated bracket, (3) an elongated slot, (4) a hook assembly including a hook member secured by a hook fastener, including a hook portion distal from a clamp portion including a planar section, jaws, and a cam, and the hook fastener includes a base with a post, serrated teeth, and lugs extending from the post, the post including detents between the base and lugs, wherein closed configuration includes the hook member against the front surface to lock the hook assembly in position, and open configuration includes the planar surface against the front surface so that the hook assembly is movable, and the lugs fit within the jaws to secure the hook member to the fastener and to the elongated bracket.

Abstract: An adjustable wall hanger includes (1) an elongated bracket with a front surface including markings and a rear surface including serrations, (2) mounting members near each end of the elongated bracket, (3) an elongated slot, (4) a hook assembly including a hook member secured by a hook fastener, including a hook portion distal from a clamp portion including a planar section, jaws, and a cam, and the hook fastener includes a base with a post, serrated teeth, and lugs extending from the post, the post including detents between the base and lugs, wherein closed configuration includes the hook member against the front surface to lock the hook assembly in position, and open configuration includes the planar surface against the front surface so that the hook assembly is movable, and the lugs fit within the jaws to secure the hook member to the fastener and to the elongated bracket.