Product Description
Performance Overview
Velocity: Up to 1,060 FPS (Subsonic)
Kinetic Energy: Exceeds 830 Ft-Lbs
The 8.6 Blackout 300 Gr Subsonic Rex Copper Expander is a revolutionary cartridge designed for superior performance in AR-10 platforms and .308 Winchester bolt guns. Developed by Q LLC, this cartridge applies the cutting-edge design principles of the .300 Blackout to a larger, .338-caliber bullet, delivering exceptional energy transfer, accuracy, and versatility.
Ultimate Subsonic Performance
Engineered for optimal use in suppressed applications, the 8.6 BLK 300 Gr Subsonic delivers outstanding stopping power with whisper-quiet performance. Its heavy bullet weight ensures deep penetration and consistent terminal ballistics, making it an ideal choice for tactical operations and hunting.
Seamless AR-10 and Bolt Gun Conversion
A simple barrel swap allows you to convert AR-10s and .308 Winchester bolt guns to 8.6 BLK, ensuring a smooth transition without extensive modifications. This makes it one of the most versatile rounds available for those seeking high-energy subsonic firepower.
Key Features
- Optimized for Suppressed Fire: Exceptional performance in short-barrel, suppressed platforms.
- Heavyweight Subsonic Power: 300-grain bullet delivers devastating energy at subsonic speeds.
- Enhanced Stopping Power: Exceeds 830 ft-lbs of energy, ensuring superior terminal ballistics.
- Versatile Compatibility: Easily converts AR-10s and .308 bolt-action rifles with a barrel swap.
Why Choose the 8.6 Blackout?
Whether you're a hunter looking for quiet, devastating stopping power or a tactical shooter seeking unmatched subsonic performance, the 8.6 Blackout 300 Gr Subsonic Rex Copper Expander stands out as the premier choice. Its superior energy retention, deep penetration, and seamless AR-10 compatibility make it a game-changer in modern ammunition.
