Ballistic Advantage BABL556018F 5.56 NATO 17.70in BA Hanson

The Ballistic Advantage Performance Series BABL556018F is a 17.70 inch AR-15 barrel chambered for 5.56x45mm NATO. It is machined from 4150 chrome moly vanadium steel and finished with a QPQ corrosion-resistant coating. The barrel uses a BA Hanson heavy profile with a mid-length gas system and ships with a pinned low-profile gas block and an extended M4 feed ramp extension finished in nickel boron. Note: Hanson barrels are not designed to work with aftermarket piston kits.

Key Specifications

• The barrel length is 17.70 inches.
• The chambering is .223 REM / 5.56 NATO.
• The material is 4150 Chrome Moly Vanadium steel.
• The exterior finish is QPQ corrosion resistant.
• The rifling twist rate is 1:7.
• The gas system is Mid-length.
• The muzzle threads are 1/2×28 TPI.
• The barrel profile is Heavy profile.
• The barrel type is BA Hanson Midlength.
• Includes a nickel boron coated extended M4 feed ramp extension.

Designed for serious AR-15 builds, this Ballistic Advantage BABL556018F barrel pairs durable materials and corrosion-resistant finishing with a mid-length gas system and a heavy Hanson profile for stable, consistent performance. Its feature set supports precision-oriented and duty-style applications where reliable, repeatable function and long-term durability matter.