Fiocchi Hyperformance 5.7x28mm 40 Grain Tipped Hollow Point ammunition delivers high velocity and dependable expansion for personal defense. The polymer-tipped hollow point improves aerodynamics and promotes controlled energy transfer on impact. Loaded in reloadable brass with non-corrosive boxer primers, it ensures reliable feeding and clean performance. Packaged 50 rounds per box, its ideal for defensive handguns and carbines chambered in 5.7x28mm.