Ballistic Advantage BA Hanson 11.3 in 5.56 NATO Carbine Barrel

The Ballistic Advantage Performance Series BA Hanson is a carbine-length AR-15 barrel engineered for carbine-length gas systems and compact AR builds. It is machined from 4150 Chrome Moly Vanadium steel and finished with a QPQ corrosion-resistant treatment. The Hanson profile features a low-profile gas block seat and includes a pinned low-profile gas block for straightforward installation on compatible low-profile gas blocks. This barrel ships with a 1:7 twist rate suitable for a broad range of common 5.56/X39 bullet weights.

Key Specifications

• Barrel design is BA Hanson carbine length.
• Chambering is .223 REM/5.56 NATO.
• Barrel length is 11.3 inches.
• Rate of twist is 1:7.
• Material is 4150 Chrome Moly Vanadium.
• Finish is QPQ (corrosion resistant).
• Feed ramp extension coating is Nickel Boron.
• Gas system is Carbine length with 1.00″ gas block seat for .625″ low-profile gas blocks.
• Includes pinned low-profile gas block.
• Compatibility note: Not designed to work with aftermarket piston kits.

For builders seeking a compact, reliable carbine-length barrel, the BA Hanson balances durability, serviceability, and parts compatibility. Its robust steel construction, corrosion-resistant QPQ finish, and a proven 1:7 twist make it a practical choice for compact AR-15 builds intended for duty, range, or general-purpose carbine applications.