The stelTH .45 Auto 230gr 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. – Caliber: .45 Auto – Bullet Type: total metal – Bullet Weight: 230 gr – Application: Target – Muzzle Velocity: 757 fps.