Winchester Defender Ammunition 5.56x45mm NATO 64 Grain Bonded Jacketed Hollow Point Box of 20

Specifically designed for modern sporting rifles, Winchester Defender Ammunition provides the ideal balance between expansion, retained weight and penetration in personal defense situations. Defender ammo promotes sure feeding and initiates quick expansion and delivers massive downrange energy transfer. The jacket and bullet core remain welded together to assure maximum retained weight and penetration. This ammunition is new production, non-corrosive, in boxer primed, reloadable brass cases.