Green Mountain 5.56 AR-15 Barrel 14.5" M4 Phosphate - GM-M7
$182.95
Out of stock
Upgrade your AR-15 build with the reliable Green Mountain 5.56 AR-15 Barrel 14.5″ M4 Phosphate. Engineered for precision and durability, this carbine-length barrel delivers consistent performance in demanding tactical and recreational shooting scenarios.
Key Features and Benefits
- Chrome-lined bore and chamber – Provides exceptional resistance to wear, corrosion, and fouling, extending barrel life and maintaining accuracy over thousands of rounds.
- M4 profile with 0.75″ gas block journal – Offers a balanced weight distribution for improved handling and maneuverability without sacrificing strength.
- 1:9 twist rate – Optimized for stabilizing a wide range of 5.56 NATO and .223 Remington projectiles, ensuring tight groupings at various distances.
- Phosphate finish – Enhances rust protection and reduces glare for tactical applications while complementing standard AR-15 aesthetics.
- 1/2×28 muzzle thread pattern – Allows easy attachment of suppressors, flash hiders, and muzzle devices for customization.
Specifications
- Barrel Length: 14.5 inches
- Gas System: Carbine length
- Platform: AR-15
- Cartridge Compatibility: 5.56 NATO
- Finish: Phosphate with chrome lining
- Weight: 28.8 oz
Why Choose This Green Mountain Barrel?
Green Mountain barrels are crafted from high-quality 4150-series steel for superior heat resistance and longevity. The carbine gas system ensures reliable cycling in semi-automatic AR-15 platforms, addressing common issues like short-stroking or excessive recoil. Whether you’re building a compact SBR (subject to NFA regulations) or a versatile carbine, this barrel provides the accuracy and dependability serious shooters demand.
Invest in proven quality for your next AR-15 project and experience enhanced performance on the range or in the field.
| Weight | 28.8 oz |
|---|---|
| Dimensions | 14.5 in |
| Finish | Phosphate + Chrome Lined |
| Barrel Profile | M4 |
| Cartridge Compatibility | 5.56 NATO |
| Gas Block Journal | 0.75 |
| Barrel Length | 14.5" |
| Gas System Length | Carbine |
| Platform | AR-15 |
| Twist Rate | 1:9 |
| Muzzle Thread Pattern | 1/2×28 |
| MPN | GM-M7 |
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.
