ELITE COPPER HUNTING all copper superior hunting rounds yield consistent 1.8X diameter expansion using premium-quality powders and primers for minimum velocity variation. Perfected for AR style rifle feeding, optimized nose geometry combined with premium nickel-plated shell casings deliver consistently reliable accuracy for taking down game.Specifications:Caliber:.223 RemModel:Elite Copper HuntingBullet Weight:60 grRounds Per Box:20Application:HuntingBoxes Per Case:10Bullet Type:Jacketed Hollow Point (JHP)Muzzle Energy:1280 ft lbsMuzzle Velocity:3100 fps