Bushmaster barrel assembly bushmaster acr 5.56x45 millimeters 1 inches 7 inches twist 16 inches chrome moly melonite Bicycle Parts & Accessories

Bushmaster Barrel Assembly Bushmaster ACR 5.56x45mm 1 in 7" Twist 16" Chrome Moly Melonite FeaturesQuick detach barrel system51T AAC Flash HiderHammer Forged 4150 Chrome Moly Vanadium SteelMelonite (FNC) TreatedThe Bushmaster ACR Barrel Assembly is hammer forged, and made from durable stainless steel, and melonite (FNC) treated for maximum... Bushmaster Barrel Assembly Bushmaster ACR 5.56x45mm 1 in 7" Twist 16" Chrome Moly Melonite