Engineered for ultimate maneuverability in close-quarters configurations, the 11.5″ Ironclad barrel provides the ideal balance of compact length and velocity for 5.56 NATO platforms. Featuring a heavy-duty Black Nitride (QPQ) finish inside and out, this barrel delivers superior bore life, exceptional corrosion resistance, and heat dissipation. The carbine-length gas port is tuned to maintain reliable extraction and dwell time in compact duty builds.

• Precision Button-rifled for Match-grade Consistency
• Deep Qpq Nitride Treatment for Low Friction and Corrosion Resistance
• Carbine-length Gas Port Optimized for 11.5″ Platforms
• 1/2×28 Thread Pitch for Standard 5.56 Muzzle Devices
• Standard .750″ Gas Block Journal.standard .750″ gas block journal.

Specifications:
Caliber: 5.56 NATO / .223 Remington
Length: 11.5 Inches
Gas System: Carbine-Length
Profile: Duty / Government
Finish: Black Nitride (QPQ Melonite)
Thread Pitch: 1/2×28 TPI
Gas Journal: .750″