Caliber: 458 Win MagBullet Type: Solid BrassBullet Weight: 500 grMuzzle Energy: 4896 ft lbsMuzzle Velocity: 2100 fpsRounds Per Box: 5Boxes Per Case: 10Application: Big GameHazair: 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 [email protected] 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 [email protected] 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