Freak Barrel Boremaster Insert Kit Aluminum


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Gain superior accuracy with the most versatile barrel insert kit in the sport! The GoG Freak Insert Kit features eight precision machined and sized bore inserts for you Freak or Freak Jr. barrel system. This set also includes the improved GoG Freak Soft Case to transport your full kit safe and secure.


  • Aluminum Freak Inserts (.679, .682, .684, .687, .689, .691, .693 , .695)
  • Freak Soft Case

NOTE: Does not include the Freak Barrel Fronts or Backs