1. An adjustable hanger assembly comprising:a slider, a slider base, a spring, and a mounting bracket,
the slider comprising a top end, a bottom end, a front wall extending from the top end to the bottom end, a back wall extending from the top end to the bottom end, and a plurality of teeth, each of the teeth protruding from the back wall toward the front wall, extending downwardly at an angle, and terminating in a distal edge, the plurality of teeth being arranged adjacent one another such that the distal edges of the teeth are parallel to one another,
the slider base comprising one or more fasteners for securing the spring, a base top end, a base bottom end, a groove for slidingly engaging the slider, a base front wall at least partially defining the groove, a base back wall, and at least one catch tooth protruding from the base front wall into the groove, the at least one catch tooth being angled upwardly toward the base top end, terminating in a distal catch end, and forming a catch groove between the distal catch end and the base front wall, the base back wall having an inner surface and an outer surface, the inner surface partially defining the groove, and the outer surface comprising one or more horizontal rails extending therefrom, and
the mounting bracket being configured to be fixedly secured to a wall and comprising one or more horizontal receiving grooves for receiving the one or more horizontal rails,
wherein the spring is fastened to the slider base by the fasteners, the slider is slidingly engaged in the groove of the slider base, the spring is configured to urge the plurality of teeth of the slider into engagement with the at least one catch tooth, the slider teeth and the at least one catch tooth are configured such that gravity forces the slider teeth into engagement with the at least one catch tooth, the slider is configured to be biased by the spring, the slider is configured to be pushed against the spring to deform the spring and enable the slider to move up and down in the groove so that different teeth of the plurality of teeth can engage the at least one catch tooth and the height of the slider can be adjusted with respect to the slider base, at least one of the horizontal rails and at least one of the horizontal receiving grooves are provided with notches, ridges, or bumps so that a specific horizontal orientation can be achieved and maintained, the slider base has a top edge, the mounting bracket has a top edge, the slider has a top edge, the slider is engaged in the slider base, the slider base is engaged in the mounting bracket, the adjustable hanger assembly including the mounting bracket is mounted on a wall, and the top edge of the slider is above the top edge of the slider base and above the top edge of the mounting bracket.