10.3" Carbine 5.56 Government M-LOK Upper Assembly - 28371
Only 1 left in stock
10.3″ Carbine 5.56 Government M-LOK Upper Assembly
Built for short-barrel performance without cutting corners.
The 10.3″ 5.56 Government M-LOK Upper Assembly is a compact, hard-use option built for reliability and consistent performance. It features a nitride-treated 10.3″ barrel with a Government/SOCOM profile, paired with a carbine-length gas system and a steel low-profile gas block for dependable cycling. The upper is completed with American-made M-LOK handguards (style may vary) and a nitrided A2 flash hider. All components are assembled with Permatex 242 and AEROSHELL 33MS for long-term durability. BCG and charging handle not included. Backed by a Limited Lifetime Warranty.
Specifications
- Barrel Finish: Nitride / Melonite
- Barrel Profile: Government / SOCOM
- Cartridge: 5.56 NATO
- Barrel Length: 10.3″
- Gas System: Carbine
- Twist Rate: 1:7
- BCG / Charging Handle: Not Included
- Handguard: M-LOK, American Made (style may vary)
- Muzzle Device: Nitrided A2 Flash Hider
- Origin: Made in the USA
- Warranty: Limited Lifetime
| Weight | 40 oz |
|---|---|
| Dimensions | 22 × 5 × 5 in |
| Barrel Finish | Nitride / Melonite |
| Barrel Profile | Government / SOCOM |
| Cartridge Compatibility | 5.56 NATO |
| Barrel Length | 10.3 |
| Gas System Length | Carbine |
| Twist Rate | 1:7 |
| BCG / Charging Handle | Not Included |
| MPN | 28371 |
| UPC | 28371 |
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.
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