Criterion Barrels CORE Chrome Lined 300 Blackout AR-15 Barrel - Pistol Length - Tapered - 8.5"

The Criterion Barrels CORE 300 BLK 8.5" AR-15 Barrel is built for enhanced performance in tactical applications. Featuring a continuous taper profile, it optimizes weight distribution for better balance, heat dissipation, and improved handling -- ideal for use with optics and suppressors.

Features:

• 8.5" barrel, continuous taper profile
• Chambered in .300 AAC Blackout
• 4150 chrome moly steel construction
• Chrome-lined bore, manganese phosphate exterior
• Honed and hand-lapped rifling
• Polished chamber, tuned gas port
• Pistol-length gas system
• Threaded 5/8x24
• 1.15 lbs weight

This pistol-length barrel is chrome-lined for exceptional durability and corrosion resistance, while the honed and hand-lapped rifling ensures consistent accuracy. A polished chamber and precision-tuned gas port provide smooth cycling and reliable extraction.

Criterion Barrels builds high-quality, precision AR-15 and AR-10 barrels, as well as barrels for legacy platforms like the M1 Garand, M14, and Lee Enfield. Their barrels are used by the US Army Marksmanship Unit Action Shooting Team and the US Marine Corps Combat Shooting Team, proven to win matches time and time again.