Barrel Adapter Fin Sizer (Auto Cocker Thread Female To Auto Cocker Thread Male) Size:Bore Size .679 this 13" barrel offers the

this 13" barrel offers the ultimate in consistency

Each barrel is carefully milled

unparalleled accuracy

Compatible to Hammerhead Classic Barrel Only

Hammerhead barrels are made with pride in U

Barrel Adapter Fin Sizer (Auto Cocker Thread Female To Auto Cocker Thread Male) Size:Bore Size .679 this 13" barrel offers theThe latest patented design Hammerhead Barrel Fin Sizer, built upon the Auto Cocker thread platform to ensure maximum compatibility and versatility. This innovation seamlessly integrates with all branded Auto Cocker threaded barrels and can be seamlessly paired with an Auto Cocker Hammerhead rifled barrel and counterbore muzzle. Hammerhead's Fins (Sizers) are meticulously crafted to harmonize ball size with barrel specifications. Various factors such