This AGC AR Stock Adapter grip and fore-end set will transform your AGC Diablo or Desperado into a LEGAL black powder short barreled shotgun! More accuracy, more possibilities and MORE FUN! Easy to install but HARD to put down! Aircraft grade aluminum. Set includes 1 each of the STCK-ADAPT (AR Stock Grip Adapter) and RAIL-ADAPT (front fore-end with picantinny rail).