For varmint hunting target shooting training exercises or any other high-volume shooting situation UMC centerfire rifle ammunition offers great value with absolutely no compromise in quality or performance. Loaded right here in the USA UMC rifle ammunition offers the choice of either full metal jacket or jacketed hollow point bullets in several popular rifle calibers. – Caliber: 300 Blackout – Bullet Type: Full Metal Jacket – Bullet Weight: 150 gr – Rounds Per Box: 200