steLTH. THE SCIENCE OF SILENCE. The STELTH TMC (Total Metal Coating) has a fusion of proprietary hyperclean technology, precision standards, and leading suppressor manufacturer collaboration. The STELTH line was designed from the ground up with both decibel drop and cleanliness in mind. So whether your mission is tactical training, a predator night hunt, or a clandestine operation, when silence is paramount, go STELTH. Range Pack of 200 Rounds Specifications: Caliber: .300 Blackout Grain Weight: 220 Grains Quanity: 200 Round Box Bullet Style: Total Metal Coating