Product Description
The Rosco Manufacturing Bloodline 10.5" M4-profile barrel is built to deliver reliable performance in compact AR-15 short-barreled rifle (SBR) and pistol builds. Chambered in 5.56 NATO and made from durable 4150 chrome moly vanadium (CMV) steel, this barrel features a hard-wearing nitride finish for enhanced corrosion resistance and easier cleaning. A carbine-length gas system, 1:7 twist rate, and standard 1/2x28 muzzle threads make it a versatile choice for modern carbine setups.
Product Highlights
- 10.5-inch 5.56 NATO Bloodline barrel designed for AR-15 SBR and pistol builds
- 4150 CMV steel construction with nitride finish for durability and corrosion resistance
- M4 barrel profile with carbine-length gas system for balanced handling and function
- 1:7 twist rate to support a wide range of modern 5.56 projectile weights
- Standard 1/2x28 muzzle threading and .750 gas block journal for broad parts compatibility
Specs
- Brand: Rosco Manufacturing
- Model: Bloodline
- Caliber/Chamber: 5.56 NATO
- Barrel Length: 10.5 in
- Barrel Material: 4150 Chrome Moly Vanadium (CMV)
- Finish: Nitride (Black)
- Barrel Profile: M4
- Gas System Length: Carbine
- Gas Block Journal: .750
- Twist Rate: 1:7
- Muzzle Thread: 1/2x28
- Crown: 11 Degree
- Barrel Weight: 19.28 oz
- MPN: BL-105-M4-556-7-C
- UPC: 181969500012
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