CHALLENGER AMMO 410GA #4Challenger Shotshell 410ga #4 Challenger Ammunition is loaded in Canada with the finest components for the economy minded shooter. The fully reloadable plastic hull is primed with sure fire Cheddite primers for consistency shot after shot. Slow burning powders offer unequalled performances; very light recoil, and less shot deformation. The one piece plastic wad, whether double or single piston, ensures the shooter with more clay busting and game