The Ballistic Advantage .300 Blackout 10.5" AR-15 Barrel – Pistol Length 1:7 Twist is a modern series barrel optimized for compact .300 Blackout pistol builds. Machined from 4150 CMV (chrome moly vanadium) steel, this 10.5" barrel features a durable QPQ corrosion-resistant nitride finish and a QPQ coated M4 feed ramp extension.

The 1:7 twist rate excels at stabilizing heavier .300 Blackout projectiles, while the pistol-length gas system ensures reliable cycling in a compact package. Precision-machined and backed by Ballistic Advantage's sub-MOA accuracy guarantee with match-grade ammunition, this barrel delivers outstanding performance for a .300 BLK pistol build.

Specs:

• Caliber: .300 Blackout
• Barrel Length: 10.5"
• Material: 4150 CMV Steel
• Finish: QPQ Corrosion-Resistant Nitride
• Barrel Profile: DRP (Diminished Rifle Profile)
• Gas System: Pistol Length
• Twist Rate: 1:7
• Muzzle Thread: 5/8x24
• Gas Block Diameter: .750"
• Weight: 19 oz