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Description
Upgrade your AR-15 build with the Faxon Firearms Duty Series Barreled AR-15 Upper Receiver in 5.56 NATO. This factory-assembled 16-inch upper combines precision engineering with durable components for reliable performance in training, defensive, and general-purpose applications.
Key Features
- 16-inch Gunner-profile barrel machined from 4150 CMV steel with salt-bath nitride finish inside and out for exceptional corrosion resistance and heat dissipation
- Mid-length gas system with stainless steel gas tube and low-profile fixed gas block delivers smooth, consistent cycling and reduced recoil
- 1:8 twist rate stabilizes a broad range of 5.56 NATO and .223 Remington ammunition for optimal accuracy
- 15-inch Faxon Streamline free-float M-LOK handguard provides ample accessory mounting while maintaining a slim, lightweight profile for enhanced maneuverability
- Enhanced forged AR-15 upper receiver with M4 feed ramps ensures reliable feeding and compatibility with standard AR-15 lowers
- 1/2×28 threaded muzzle equipped with A2 flash hider for effective flash reduction in low-light conditions
Specifications
- Barrel Length: 16 inches
- Barrel Profile: Gunner
- Barrel Finish: Nitride / Melonite (QPQ)
- Cartridge Compatibility: 5.56 NATO / .223 Remington
- Gas System: Mid-length
- Twist Rate: 1:8
- BCG and Charging Handle: Not Included
- Weight: 85.2 oz
- Country of Origin: USA
Why Choose This Product
The Gunner barrel profile balances front-end weight reduction with rear rigidity, improving handling without sacrificing stiffness or heat management. This barreled upper solves common pain points for builders seeking a ready-to-complete platform that prioritizes reliability and balance for extended range sessions or duty use. Pair it with your preferred BCG, charging handle, and lower receiver to create a custom AR-15 tailored to your needs.
Built entirely in the USA, this upper delivers the quality and consistency Faxon Firearms is known for in the tactical firearms accessories market.
Additional information
| Weight | 85.2 oz |
|---|---|
| Dimensions | 28 × 5 × 5 in |
| Barrel Finish | Nitride / Melonite |
| Barrel Profile | GUNNER |
| Cartridge Compatibility | 5.56 NATO |
| Barrel Length | 16" |
| Gas System Length | Midlength |
| Twist Rate | 1-8 |
| BCG / Charging Handle | Not Included |
| MPN | FX-URG-D55616GA15-BU |
| UPC | 810209950620 |
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.
