Rosco Manufacturing Bloodline BL-16-M4-556-7-C 16" 5.56 NATO Nitride 4150 CMV Barrel for AR-15 M4

Rosco Manufacturing’s Bloodline 16" 5.56 NATO barrel is designed for AR-15 platforms, providing reliable function and modern performance features. This barrel is manufactured from 4150 chrome moly vanadium steel and finished with a corrosion-resistant nitride treatment for enhanced durability. The M4 profile and 1:7 twist rate support a range of bullet weights and shooting styles, while a mid-length gas system and .750" gas block journal accommodate standard AR builds.

• 4150 CMV steel construction with nitride finish for corrosion resistance
• 1:7 twist rate for various bullet weights in 5.56 NATO
• Mid-length gas system with .750" gas block journal

Suitable for AR-15 builders seeking a balance of longevity and versatility, this barrel reflects Rosco’s focus on in-house manufacturing and strict quality standards. The Bloodline 16" 5.56 NATO barrel offers dependable performance in demanding applications.