Hammerhead Barrel Fin Sizer (Auto Cocker) Size:Auto Cocker .677 Kit comes with:1 x Shark

Kit comes with:1 x Shark Tooth Barrel1 x Muzzle Tip Bangstikxx 1 x Barrel Fin (Select Threads and Fin Size)

while remaining low profile and completely out of the way

1 x Lion Claw Barrel 8 inches Barrel

Sig P556XI

Hammerhead Barrel Fin Sizer (Auto Cocker) Size:Auto Cocker .677 Kit comes with:1 x SharkThe 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