Stock up and save with this 200-round case of Hornady .300 Blackout 190 Grain Sub-X Subsonic ammunition. Designed for suppressed firearms, each round features Hornady's advanced Sub-X bullet that delivers exceptional accuracy, reliable expansion, and consistent terminal performance at subsonic velocities. The 190-grain heavy-for-caliber projectile combined with optimized powder charges ensures quiet operation, reduced recoil, and minimal muzzle flash when paired with a suppressor, making it ideal for tactical applications, hunting, or discreet range sessions. Loaded in premium brass cases with reliable primers and clean-burning propellants, this ammunition cycles flawlessly in bolt-action and semi-automatic .300 BLK rifles. The Sub-X design promotes deep penetration with controlled expansion on medium game while reducing the risk of over-penetration in defensive scenarios. Shooters benefit from superior energy transfer and the stealth advantages that only true subsonic .300 Blackout loads can provide. This bulk 200-round case (typically packaged as ten 20-round boxes) offers outstanding value for serious suppressed shooters who demand high-volume practice without sacrificing quality. Whether you're training for home defense, pursuing hogs at night, or simply enjoying the suppressed shooting experience, Hornady Sub-X sets the standard for subsonic .300 BLK performance. Ready to build your suppressed .300 BLK inventory? Grab this 200-round case of Hornady 190gr Sub-X Subsonic ammo at Battlehawk Armory and enjoy fast shipping on premium subsonic ammunition. Specifications: Cartridge: .300 Blackout Bullet: 190gr Sub-X Product Line: Subsonic Sectional Density: .286 Ballistic Coefficient: .437 (G1) Application: Medium Game, Personal Defense Rounds per Box: 20 Muzzle Velocity: 1050 fps Muzzle Energy: 465 ft/lbs