Briley Winchester Win Choke Flush 12 Gauge Cylinder .000

Briley Winchester Win Choke Flush 12 Gauge Cylinder .000. The WinChoke system allows you to determine the constriction of the choke by changing its position in the barrel. The position of the choke tubes determine the constriction of the bore which in turn determines the amount of energy needed to produce that perfect shot. With more energy being put out by the choke tubes less powder will be expended during the shot therefore less wad required for both short and long-range shotguns. Briley Winc