Cartridge 300 AAC Blackout (7.62x35mm)Grain Weight 115 GrainsQuantity 20 RoundMuzzle Velocity 2350 Feet Per SecondMuzzle Energy 1410 Foot PoundsBullet Style Solid Hollow PointBullet Brand And Model LeHigh Controlled ChaosLead Free YesCase Type BrassPrimer BoxerCorrosive NoReloadable YesG1 Ballistic Coefficient 0.284Sectional Density 0.173Test Barrel Length 16 InchesVelocity Rating SupersonicCountry of Origin United States of AmericaAmmunition cannot be shipped to a P.O. Box, please use a physical address during checkout. For restricted state buyers (CT, IL, MA and NJ), please email a copy of your state's credentials, and a photo ID along your order number to ffl@firearmsdepot.com&nbsin 5 business days to avoid cancellation and refunding your order. For California 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