The HSM 8.6 Blackout 300gr hollow point boat tail ammunition delivers serious downrange performance for hunters and shooters working with this increasingly popular subsonic cartridge. Built by HSM—a manufacturer known for quality brass-cased ammunition—these rounds pair a substantial 300-grain projectile with a hollow point boat tail design, engineered for controlled expansion and consistent ballistics. Whether you're running a dedicated 8.6 Blackout hunting rifle or building an accurate range gun, this ammunition gives you the velocity stability and terminal characteristics that make the platform effective.

The 300-grain hollow point boat tail profile is the working choice for 8.6 Blackout shooters. The hollow point initiates reliable expansion on game and target media, while the boat tail rear end improves ballistic efficiency—important when you're working with a subsonic round where every bit of sectional density counts. HSM's quality control and brass construction mean you get consistent chamber pressures and reliable feeding, run after run.

This listing covers a full case: 25 boxes of 20 rounds each, totaling 500 rounds. If you're serious about the 8.6 Blackout platform—whether for hunting or dedicated precision work—buying in case quantities keeps you supplied and represents the practical way most shooters stock this caliber.

The HSM 8.6 Blackout 300gr hollow point boat tail ammunition delivers serious downrange performance for hunters and shooters working with this increasingly popular subsonic cartridge. Built by HSM—a manufacturer known for quality brass-cased ammunition—these rounds pair a substantial 300-grain projectile with a hollow point boat tail design, engineered for controlled expansion and consistent ballistics. Whether you're running a dedicated 8.6 Blackout hunting rifle or building an accurate range gun, this ammunition gives you the velocity stability and terminal characteristics that make the platform effective.

The 300-grain hollow point boat tail profile is the working choice for 8.6 Blackout shooters. The hollow point initiates reliable expansion on game and target media, while the boat tail rear end improves ballistic efficiency—important when you're working with a subsonic round where every bit of sectional density counts. HSM's quality control and brass construction mean you get consistent chamber pressures and reliable feeding, run after run.

This listing covers a full case: 25 boxes of 20 rounds each, totaling 500 rounds. If you're serious about the 8.6 Blackout platform—whether for hunting or dedicated precision work—buying in case quantities keeps you supplied and represents the practical way most shooters stock this caliber.