FN America AR-15 HF Barrel 16in 5.56mm Carbine - 36421

Upgrade your AR-15 with the precision-engineered FN America AR-15 HF Barrel, a 16-inch powerhouse designed for unmatched reliability and performance in 5.56mm. Crafted by FN America, renowned for military-grade components, this cold hammer-forged barrel delivers exceptional accuracy and durability, making it the ideal choice for tactical enthusiasts, competitive shooters, and home defenders seeking superior ballistic consistency.

Key Features

• Cold Hammer Forged Construction: Made from high-grade Chrome Moly Vanadium steel, this barrel undergoes a rigorous forging process to ensure superior strength and resistance to wear, outlasting standard barrels in high-round-count scenarios.
• Chrome-Lined Bore and Chamber: Enhances accuracy by reducing friction and fouling, while extending barrel life for consistent performance during extended shooting sessions.
• 1:7 Twist Rate: Optimally stabilizes heavier 5.56 NATO bullets (55-77 grains), providing flatter trajectories and better wind resistance for long-range precision.
• Mid-Length Gas System Compatibility: Though listed as carbine, its versatile design pairs seamlessly with carbine-length systems, reducing recoil and improving follow-up shot speed compared to rifle-length setups.

Specifications

• Barrel Length: 16 inches
• Caliber: 5.56 NATO / .223 Remington
• Finish: Manganese Phosphate for corrosion resistance
• Gas Block Journal: 0.75 inches
• Gas System: Carbine
• Platform: AR-15
• Muzzle Threads: 1/2×28 – ready for suppressors, muzzle brakes, or flash hiders
• Weight: 28.8 ounces – balances well for maneuverability

Why Choose the FN America HF Barrel?

Building or upgrading an AR-15 often means grappling with reliability under stress – this barrel solves that with FN’s proven hammer-forged technology, trusted by professionals worldwide. Its robust build minimizes heat-related accuracy loss, addressing common pain points like barrel whip or premature wear. Whether you’re customizing for home defense or range dominance, this 16-inch carbine delivers sub-MOA potential with quality ammo, ensuring every shot counts without compromising on speed or control.

Frequently Asked Questions

Q: What types of ammunition work best with this barrel’s twist rate?
A: The 1:7 twist excels with 55-grain to 77-grain bullets, ideal for 5.56 NATO loads, providing optimal stabilization for enhanced accuracy at various ranges.

Q: Is this barrel suitable for suppressed use?
A: Yes, the 1/2×28 threaded muzzle allows easy attachment of suppressors, and the carbine gas system helps manage increased backpressure for reliable cycling.

Q: How does the cold hammer forging process benefit performance?
A: It creates a denser steel structure for better heat dissipation and longevity, reducing throat erosion and maintaining tight groups over thousands of rounds.

Elevate your AR-15 build today with the FN America 16-inch HF Barrel – precision, power, and peace of mind in one reliable package. Perfect for the discerning shooter who demands excellence.