(Built) 16" 5.56 NATO Complete Upper Assembly

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- (1) 16" 5.56 barrel, 1:8 twist, Carbine Gas system,1/2-28 muzzle thread, nitride finish
- 5.56 upper receiver with M4 feedramps
- (1) 5.56 Bolt Carrier Group
- Low profile .750 gas block
- Carbine gas tube
- (1) 15" MLOK hand guard
- Charging handle
- Dust cover
- Forward assist
- A2 flash hider
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