Ammo Inc® Signature Rifle .300 BLK 150gr FMJ ammo is carefully loaded to balance velocity, accuracy, and recoil to give you a superior competition round and boasts hyperclean technology so you can shoot more and clean less. Even better, this ammo is 100% American-made to give you a step up over the competition. This ammo was designed to give users the greatest possible accuracy and is ideal for competition use when high accuracy is demanded. This competition ammo features durable brass casings, loaded with premium powders and components to give users unmatched accuracy with consistent shot-to-shot performance. 200 Rounds.