This is excellent ammo for practice, recreational shooters, serious competitive handgun shooting sports, bullseye competitors shooting, action pistol shooting matches and silhouette shooters.Also a excellent home defense round.Caliber: 300 BlackoutBullet Type: Full Metal Jacket (FMJ)Bullet Weight: 200 grMuzzle Energy: 500 ft lbsMuzzle Velocity: 1159 fpsRounds Per Box: 20Boxes Per Case: 50Application: Range,Match,CompetitionCasing Material: BrassHazair: YesAmmunition cannot be shipped to a P.O. Box, please use a physical address during checkout. For restricted state buyers (CT, IL, NJ), please email a copy of your state's credentials, and a photo ID along your order number to ffl@firearmsdepot.com within 5 business days to avoid cancellation and refunding your order. For California, Massachusetts and New York buyers, please have your dealer email us a copy of their FFL or Ammo Vendor License along with your order number to ffl@firearmsdepot.com within 5 business days to avoid cancellation and refunding your order. Your order will not ship without us receiving this information. Thank you for your cooperation