The "Positioner" is an adjustable wall mount skull hanger. Just adjust to desired angle and tighten the side screws. Welded on stud fits perfectly in moulded in "key-hole" on the reproduction skulls. Works equally well on real skulls. Includes: mounting screw and optional screw for attaching real skull. Models: Elk or Deer. Elk model works equally well on real skulls like stag, caribou and other large game animals. Skull not included.