- This AR-15 barrel from Diamondback is chambered in 5.56x45mm. This chambering allows the barrel to e capable of shooting .223 Remington as well as 5.56x45mm.
- The barrel has a carbine length gas system, which is the current military specification for their M4's.
- The barrel is 16.5" in length
- The barrel has a 1:9" twist rate, wich is optimal for shooting the widely available 55-grain loads.
- For increased durability and corrosion resistance, the barrel has a melonite finish.
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