- Quick detach barrel system
- 51T AAC Flash Hider
- Hammer Forged 4150 Chrome Moly Vanadium Steel
- Melonite (FNC) Treated
The Bushmaster ACR Barrel Assembly is hammer forged, and made from durable stainless steel, and melonite (FNC) treated for maximum durability, longevity, and reliability. It features an adjustable two position gas piston system for increased silencer adaptability which is supported by hardened internal bearing rails. The Bushmaster ACR also comes with the 51T AAC flash hider which delivers increased accuracy and durability.