Gorilla Ammunition .300BLK Subsonic features great accuracy and knockdown power from the 220gr Sierra MatchKing Bullet and is much quieter than your standard supersonic ammo.
Please note: The reduced pressures associated with subsonic ammunition can affect the proper cycling of gas operated firearms. Subsonic ammunition is best used with a suppressor. Suppressors create more back pressure and helps achieve full cycling of the gas operated system.Copy of Driver's License or Concealed Carry Permit Required Before Shipping. Due to shipping cost restrictions, we only ship AMMO in the 48 Contiguous States
Shipping Exception - Ammunition
Due to Federal Regulation, actual shipping charges may be charged
Federal regulations requires us to obtain signature confirmation from an adult present at the time of delivery. Ammunition will be shipped via FedEx or UPS ground. Because of the weight of ammunition and the requirements of signature confirmation, we reserve the right to charge actual shipping costs based on the size, weight & location of delivery address. We will notify you of the costs prior to charging your card.