Rosco Manufacturing Bloodline Heavy Barrel, 300BLK, 8.2", Black Nitride Finish, 1:7 Twist, 5/8x24, 4150 CMV

to be suppressor friendly and accurate. It is the goal to get you the performance that you seek out of these AR-15 barrels when running sub-sonic ammo or supersonic ammo (depending on barrel length). Twist rates, gas port diameters, and lengths have all been taken into account when Rosco set out to make these. Let's just say that Rosco doesn't like leaving things to chance.

---

• Barrel Length : 8.2"
• Caliber : 300 Blackout
• Color : Black
• Description : Heavy Profile
• Finish : Nitride
• Manufacturer Part # : BL-82-HB-300BLK-7-P
• Model : Bloodline
• Subcategory : Barrels
• Type : Barrel