Ballistic Advantage 5.56 NATO 13.9-inch Mid Gov Barrel 1:7

Description

The Ballistic Advantage Modern Series 13.9-inch Government profile barrel is chambered for .223 Rem / 5.56 NATO and designed for AR-pattern assemblies using a mid-length gas system. It is machined from 4150 Chrome Moly Vanadium steel and finished with a QPQ corrosion resistant coating. The feed ramp extension is QPQ coated, and the barrel is built with a 1:7 twist rate for compatibility with a broad range of 5.56/.223 projectiles. This barrel balances handling and performance for range use and general-purpose AR builds.

Key Specifications

• The barrel length is 13.9 inches.
• The chamber/cartridge is .223 Rem / 5.56 NATO.
• The twist rate is 1:7.
• The profile is Government Profile.
• The gas system is Mid Length Gas System.
• The barrel material is 4150 Chrome Moly Vanadium steel.
• The finish is QPQ Corrosion Resistant.
• The feed ramp extension is QPQ coated M4.
• The model family is Modern Series.
• The exterior color is Black.

This Modern Series barrel delivers a practical, no-nonsense option for builders and gunsmiths who need a mid-length 5.56 NATO barrel with durable materials and corrosion-resistant treatments. Its Government profile and 1:7 twist provide versatility across common 5.56/.223 loads while the QPQ finish and coated feed ramp help with long-term serviceability. Ideal for range use and general AR builds where consistent performance and reliable cycling in a mid-length configuration are priorities.