A barrel stabilization unit is provided for stabilizing a barrel and controlling recoil of a rifle or shotgun having a barrel guide means for providing a fulcrum attachment point adjustably along the barrel of a rifle or shotgun, and fillable ballast containment means affixed to said barrel guide means for providing a counter ballast at said fulcrum attachment point, and an attachment means affixed to said fillable ballast containment means for firmly connecting the barrel stabilization unit to a rifle or shotgun.