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FAXON DUTY SERIES HBAR PROFILE 16" MID-LENGTH 5.56 NATO AR15 BARREL
Faxon
$175.00
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Faxon
FAXON DUTY SERIES HBAR PROFILE 16" MID-LENGTH 5.56 NATO AR15 BARREL
Faxon Duty Series HBAR Profile — 16" Mid-Length 5.56 NATO (1:8 Twist)
Precision-built for strength, accuracy, and sustained performance — Faxon’s heavy-barrel standard.
The Faxon Duty Series 16" HBAR Profile 5.56 NATO barrel is designed for shooters who demand uncompromising precision and durability. With its heavy-barrel (HBAR) contour and mid-length gas system, this barrel offers reduced whip, excellent heat control, and superior accuracy shot after shot — ideal for duty rifles, competition setups, and precision-oriented builds.
Key Benefits
- HBAR contour: Heavier profile improves stiffness, heat management, and long-range consistency.
- Mid-length gas system: Optimized recoil impulse for smoother cycling and enhanced reliability.
- High-grade materials: Machined in-house from certified 4150 CMV steel for duty longevity.
- Precision manufacturing: Fully stress relieved, air-gauge tested, and MPI inspected for flawless performance.
- Corrosion resistant: Inside and out black nitride finish for durability and easy cleaning.
- Accuracy focused: Finished with an 11° target crown for consistent bullet release.
Specifications
Why Choose the HBAR Profile
The HBAR (Heavy Barrel) profile delivers superior rigidity and thermal stability. It minimizes barrel whip and maintains accuracy during rapid or extended strings of fire — an excellent choice for duty carbines, precision builds, or competition rifles where heat management matters most.
Installation & Compatibility
- Standard M4 barrel extension fits all AR-15 upper receivers.
- Use a .750" gas block on the 1.1" journal for secure fit and alignment.
- 1/2-28 threads accommodate common brakes, comps, and suppressor adapters.
- Optimized for mid-length gas tubes and standard AR-15 bolt carriers.
Frequently Asked Questions
Is the HBAR profile heavier than standard barrels?
Yes — HBAR adds mass for heat resistance and stability, ideal for precision and sustained fire.
Is this barrel chrome-lined?
No — Faxon uses a black nitride treatment inside and out for wear and corrosion resistance.
Can I use this barrel with a suppressor?
Yes — the mid-length gas system and heavy contour handle suppressed use well; an adjustable gas block is recommended.
What ammo works best?
The 1:8 twist stabilizes common 55–77 grain 5.56 loads for defense, training, or precision applications.
Overview: Heavy-Duty 16" Mid-Length HBAR Barrel
The Faxon Duty Series 16" HBAR Profile 5.56 NATO barrel is the pinnacle of strength and consistency for AR-15 builders who demand match-grade accuracy in a rugged package. The heavy HBAR contour adds stiffness and thermal mass, reducing point-of-impact shift during long strings of fire while maintaining tight groups.
Each barrel is crafted from 4150 CMV steel, button-rifled with a 1:8 twist, then stress relieved, air-gauge tested, magnetic particle inspected, and finished in black nitride inside and out. An 11° target crown and precision headspace verification ensure superb accuracy and reliability shot after shot.
Whether you’re building a precision carbine, a suppressor-ready rifle, or a duty gun for serious work, the 16" HBAR Profile from Faxon’s Duty Series offers unmatched performance, stability, and longevity.
- Caliber:
- 5.56 NATO
- Barrel Profile:
- HBAR
- Barrel Material:
- 4150 CMV
- Rifling Twist Rate:
- 1:8
- Muzzle Thread:
- 1/2x28
- Gas Block Diameter:
- .750"
- Gas System Length:
- Mid
- Outside Finish:
- QPQ Nitride
- Barrel Length:
- 16"
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