Q Llc126513692
Q Fix Barrel Assembly 8.6 Blk 8$515.00
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Availability: In Stock
The Q Fix Barrel Assembly in 8.6 BLK with a 16" tube is a precision rifle barrel built for shooters who demand match-grade accuracy in a modern intermediate cartridge. Whether you're building a precision rifle for long-range hunting, competitive shooting, or a specialized platform, this barrel delivers the engineering and material quality Q is known for. Chambered in 8.6 Blackout—a high-performance subsonic round that punches well beyond conventional .308 subsonic loads—this 16" barrel strikes a practical balance between velocity, handling, and portability.
Built from 416R stainless steel and finished with a bead-blasted matte surface, the Q Fix barrel is engineered to withstand the demands of serious shooting while resisting corrosion. The barrel arrives headspaced and ready to install, eliminating guesswork during assembly. Button-cut rifling ensures consistent bullet engagement and predictable accuracy, while the 5R rifling geometry minimizes bullet deformation for cleaner ballistics. The 1:3 twist rate is optimized for 8.6 BLK projectile stabilization across the cartridge's performance envelope.
The light profile contour keeps weight down without sacrificing rigidity where it matters—a design choice that rewards both handheld precision work and the shooter who values a rifle that doesn't fatigue the arms on a long day afield. The M18-1.5 tapered muzzle with 5/8x24 threading accepts a vast ecosystem of suppressors, brakes, and flash hiders, making this barrel a flexible foundation for whatever mission you're building toward.
| Caliber | 8.6 Blackout |
| Barrel Length | 16" |
| Material | 416R Stainless Steel |
| Finish | Bead-Blasted Matte |
| Rifling | 5R Button-Cut |
| Twist Rate | 1:3 |
| Contour | Light Profile |
| Muzzle | M18-1.5 Tapered |
| Threading | 5/8x24 |
| Headspaced | Yes |
Yes. Each Q Fix barrel comes headspaced and ready to install into a compatible receiver extension. No additional gunsmithing is required.
The M18-1.5 tapered muzzle with 5/8x24 threading is compatible with the vast majority of commercial rifle suppressors, flash hiders, and brakes that use 5/8x24 threads. Verify your intended device's specifications before purchase.
A 16" 8.6 Blackout barrel balances velocity, maneuverability, and performance in precision rifle builds, tactical platforms, and hunting applications where a shorter, handy rifle is valued. Final performance depends on ammunition choice and your specific platform.
The light profile reduces overall rifle weight while maintaining structural rigidity in the areas that matter most for accuracy. This is ideal for shooters who prioritize handling and reduced fatigue during extended shooting sessions.
SKU: 126458625 • Width: 3.25in • Height: 3.25in • Depth: 12.5in • Weight: 3.31oz
Availability: In Stock
The Q Fix Barrel Assembly in 8.6 BLK with a 16" tube is a precision rifle barrel built for shooters who demand match-grade accuracy in a modern intermediate cartridge. Whether you're building a precision rifle for long-range hunting, competitive shooting, or a specialized platform, this barrel delivers the engineering and material quality Q is known for. Chambered in 8.6 Blackout—a high-performance subsonic round that punches well beyond conventional .308 subsonic loads—this 16" barrel strikes a practical balance between velocity, handling, and portability.
Built from 416R stainless steel and finished with a bead-blasted matte surface, the Q Fix barrel is engineered to withstand the demands of serious shooting while resisting corrosion. The barrel arrives headspaced and ready to install, eliminating guesswork during assembly. Button-cut rifling ensures consistent bullet engagement and predictable accuracy, while the 5R rifling geometry minimizes bullet deformation for cleaner ballistics. The 1:3 twist rate is optimized for 8.6 BLK projectile stabilization across the cartridge's performance envelope.
The light profile contour keeps weight down without sacrificing rigidity where it matters—a design choice that rewards both handheld precision work and the shooter who values a rifle that doesn't fatigue the arms on a long day afield. The M18-1.5 tapered muzzle with 5/8x24 threading accepts a vast ecosystem of suppressors, brakes, and flash hiders, making this barrel a flexible foundation for whatever mission you're building toward.
| Caliber | 8.6 Blackout |
| Barrel Length | 16" |
| Material | 416R Stainless Steel |
| Finish | Bead-Blasted Matte |
| Rifling | 5R Button-Cut |
| Twist Rate | 1:3 |
| Contour | Light Profile |
| Muzzle | M18-1.5 Tapered |
| Threading | 5/8x24 |
| Headspaced | Yes |
Yes. Each Q Fix barrel comes headspaced and ready to install into a compatible receiver extension. No additional gunsmithing is required.
The M18-1.5 tapered muzzle with 5/8x24 threading is compatible with the vast majority of commercial rifle suppressors, flash hiders, and brakes that use 5/8x24 threads. Verify your intended device's specifications before purchase.
A 16" 8.6 Blackout barrel balances velocity, maneuverability, and performance in precision rifle builds, tactical platforms, and hunting applications where a shorter, handy rifle is valued. Final performance depends on ammunition choice and your specific platform.
The light profile reduces overall rifle weight while maintaining structural rigidity in the areas that matter most for accuracy. This is ideal for shooters who prioritize handling and reduced fatigue during extended shooting sessions.
SKU: 126458625 • Width: 3.25in • Height: 3.25in • Depth: 12.5in • Weight: 3.31oz