This Ballistic Advantage Modern Series barrel is chambered in .300 AAC Blackout and measures 10.5″ for compact AR-15 builds. It is machined from 4150 Chrome Moly Vanadium steel and finished with a QPQ corrosion resistant coating. The barrel includes a QPQ-coated M4 feed ramp extension and is configured with a pistol length gas system for short-barrel AR configurations.
Key Specifications
- Manufacturer is Ballistic Advantage.
- Model is Modern Series.
- Caliber is .300 AAC Blackout.
- Barrel length is 10.5″.
- Fit is AR-15.
- Material is machined from 4150 Chrome Moly Vanadium steel.
- Finish is QPQ Corrosion Resistant.
- Includes a QPQ-coated M4 feed ramp extension.
- Gas system is Pistol Length Gas System.
- Barrel type/specification is 1:7.
Built for compact AR-15 projects that require durable materials and corrosion resistance, this 10.5″ Modern Series barrel provides a concise foundation for short-barrel configurations. Its 4150 CMV construction and QPQ finish are specified for longevity in demanding use, while the pistol-length gas system supports reliable function in shorter platforms. The combination of modern manufacturing and targeted features makes this barrel a practical choice for builders focused on compact, capable AR setups.
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