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Hammerhead barrels are made with pride in U
developed over more than a decade and protected by multiple U
Each barrel is carefully milled
With true spiral rifling for unmatched accuracy and ultimate consistency
Each barrel is made with precision twist rifling design to rotation of the projectile more than 20 thousand RPM
Barrel Adapter Fin Sizer (Auto Cocker Thread Female To Auto Cocker Thread Male) Size:Bore Size .679 Hammerhead barrels are made withThe 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