FN America AR15 Barrel 14.7" HF M4 5.56 Carbine - 20-100405
Only 2 left in stock
Upgrade your AR-15 with the precision-engineered FN America AR15 Barrel 14.7″ HF M4 5.56 Carbine, a battle-proven component designed for tactical enthusiasts and competitive shooters seeking unmatched reliability and performance. Crafted by FN America, renowned for military-grade firearms, this hammer-forged barrel delivers exceptional accuracy and durability in a compact carbine-length package, ensuring your build meets the demands of dynamic shooting scenarios.
Key Features
- Hammer-Forged Construction: Made from high-grade Chrome Moly Vanadium steel, this barrel undergoes rigorous high-pressure testing and magnetic particle inspection for superior strength and longevity, resisting wear even under intense use.
- Chrome-Lined Bore and Chamber: Provides smooth feeding and extraction while minimizing fouling, allowing for extended firing sessions without frequent cleaning—ideal for high-round-count training.
- M4 Profile Design: Lightweight yet rigid, with M4-style feed ramps that promote consistent ammunition cycling, reducing malfunctions and enhancing overall rifle efficiency.
- Manganese Phosphate Finish: A matte black coating that combats corrosion and oxidation, ensuring your barrel remains in peak condition in harsh environments.
Technical Specifications
- Barrel Length: 14.7 inches
- Caliber: 5.56x45mm NATO
- Gas System: Carbine-length
- Twist Rate: 1:7 right-hand
- Barrel Profile: M4
- Muzzle Thread Pattern: 1/2×28
- Gas Block Journal: 0.75 inches
- Finish: Mag Phosphate
- Weight: 30.4 ounces
- Platform Compatibility: AR-15
Why Choose the FN America 14.7″ HF M4 Barrel?
This barrel addresses common challenges in AR-15 builds, such as balancing maneuverability with accuracy. The 14.7-inch length offers a compact profile for close-quarters handling without sacrificing the velocity needed for effective 5.56 NATO performance. Its 1:7 twist rate stabilizes a wide range of bullet weights, from 55-grain FMJ to heavier match loads, delivering sub-MOA potential when paired with quality optics. Shooters praise its heat dissipation in the M4 profile, preventing accuracy degradation during rapid fire. Whether you’re assembling a mil-spec clone or customizing for competition, this FN barrel elevates reliability, reducing downtime and boosting confidence on the range or in the field.
Transform your AR-15 into a precision instrument built to last. Secure the FN America AR15 Barrel 14.7″ HF M4 5.56 Carbine today and experience the difference in quality craftsmanship.
Frequently Asked Questions
Is this barrel chrome-lined for easier maintenance?
Yes, the bore and chamber are fully chrome-lined, which resists carbon buildup and simplifies cleaning after extensive use.
Will this barrel fit standard AR-15 uppers?
Absolutely, it’s designed for AR-15 platforms with a standard barrel extension and M4 feed ramps for seamless compatibility.
What bullet weights does the 1:7 twist rate support?
The 1:7 twist excels with 55-77 grain projectiles, providing optimal stabilization for both defensive and precision shooting.
| Weight | 30.4 oz |
|---|---|
| Dimensions | 14.7 × 1 × 1 in |
| Finish | Mag Phosphate |
| Barrel Profile | M4 |
| Cartridge Compatibility | 5.56 NATO |
| Gas Block Journal | 0.75 |
| Barrel Length | 14.7 |
| Gas System Length | Carbine |
| Platform | AR-15 |
| Twist Rate | 1:7 |
| Muzzle Thread Pattern | 1/2×28 |
| MPN | 20-100405 |
| UPC | 845737011147 |
Compliance
NFA (National Firearms Act) compliance is crucial for legal ownership and transfer of regulated firearms and accessories like short-barreled rifles, suppressors, and certain types of ammunition, ensuring adherence to federal regulations to avoid legal penalties and ensure responsible firearm ownership.
