Features:

• .223 Wylde(5.56 and .223 Rem OK)
• 16” Black Nitride Hardened Barrel
• M4 Profile Barrel
• 1:8 Twist Rate
• 1/2×28 Threads
• .750 Nitride treated, steel low profile gas block
• Carbine Length Gas Tube
• A2 flash hider with crush washer
• This upper assembly will fit all standard AR 15 lower receivers
• Standard BCG
• Charging Handle