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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
| Manufacturer | Hornady |
| Model | 190gr Sub-X Subsonic |
| UPC | 10090255808770 |
| SKU | 80877-200 |
| Width | 12.0000 |
| Length | 10.0000 |
| Height | 8.0000 |
| Weight | 20.0000 |


