This new line of .300 AAC Blackout ammunition from Sellier & Bellot stands as an inexpensive option for shooters who want to blast away at the range. That makes this 1000-round bulk case perfect for fast-action drills zeroing and plinking when noise suppression isn’t a concern. Sellier & Bellot is a Czech outfit owned by the Brazilian CBC. – Caliber: 300 Blackout – Bullet Weight: 147 Grain – Bullet Type: Full Metal Jacket – Muzzle Velocity: 2076 fps – Muzzle Energy: 1406 ft / lbs – Rounds Per Box: 20