Davidson Defense Davidson Defense AR-15 16" .300 BLK OUT, Pistol Gas, HBAR, 1:8 T, Phosphate Barrel

Davidson Defense AR-15 16 inch 300 Blackout Pistol Gas HBAR Barrel

The Davidson Defense 16 inch 300 Blackout barrel delivers precision and versatility with a heavy barrel profile and 1:8 twist rate optimized for subsonic and supersonic rounds. Built with pistol gas system reliability and phosphate coating durability, this barrel excels in close-quarters performance and suppressed shooting. The 4150 CrMoV construction provides dependable function across diverse ammunition types. Experience the perfect balance of accuracy, modularity, and reliable performance in a compact 300 Blackout platform.

Key Features

• 16 inch barrel length optimized for 300 Blackout subsonic and supersonic ammunition
• Heavy barrel profile for improved accuracy and sustained fire capability
• 1:8 twist rate designed for stable bullet performance across caliber variants
• Pistol length gas system for compact handling and reliable cycling
• 4150 CrMoV steel construction with phosphate finish for corrosion resistance
• 5/8x24 threaded muzzle for suppressor and muzzle device compatibility
• Nitride coated barrel extension for enhanced durability

Perfect For

• Suppressed 300 Blackout builds seeking compact platform reliability
• Close-quarters tactical configurations and home defense setups
• Shooters prioritizing subsonic ammunition performance and accuracy
• Modular AR-15 builds requiring quality barrel components
• Freefloa handguard systems and precision shooting applications

Pistol Gas Reliability

The pistol length gas system is engineered for the 300 Blackout platform to deliver consistent cycling with both subsonic and supersonic loads. This shorter gas tube reduces overall system length while maintaining reliable bolt carrier group function. Pistol gas barrels are favored in compact builds where space efficiency and dependable performance are essential requirements.

Heavy Barrel Accuracy

The HBAR profile provides increased mass and rigidity for improved shot grouping and reduced barrel whip during firing. Heavy barrels distribute heat more effectively across sustained fire sequences. This design supports precision shooting at distance while maintaining the compact 16 inch overall length preferred in tactical and defensive configurations.

300 Blackout Versatility

The 1:8 twist rate and 300 Blackout chambering create a platform equally capable with subsonic and supersonic ammunition loads. This caliber excels in suppressed applications where subsonic rounds minimize report signature. The barrel supports both hunting and tactical applications with ammunition selection flexibility.

Phosphate Durability and Finish

Phosphate coating provides reliable corrosion resistance and a matte aesthetic suitable for tactical environments. The 4150 CrMoV steel maintains hardness and longevity through extended use cycles. Nitride coated barrel extension adds surface hardness and extends component life in demanding conditions.

Follow safe handling and manufacturer instructions Ensure compliance with all applicable laws Verify gas block and handguard compatibility before assembly Inspect barrel extension and threads for proper fitment with your receiver