Ppu's subsonic line ammunition is manufactured to strict quality production standards and will exceed all expectations.It has been in use by military, law enforcement, and training because of its lower noise and lower recoil benefits.Rating: SubsonicCaliber: 9mm LugerBullet Type: Full Metal Jacket (FMJ)Bullet Weight: 158 grMuzzle Energy: 317 ft lbsMuzzle Velocity: 950 fpsRounds Per Box: 50Boxes Per Case: 20Application: Tactical,TrainingCasing 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