Rosco Manufacturing Bloodline 300 Blackout 7.50" Nitride 4150 CMV Barrel

Rosco Manufacturing Bloodline 300 Blackout 7.50" Nitride 4150 CMV Barrel. 50" Nitride 4 - This Rosco 7.5" 300 Blackout Bloodline Barrel was designed for SBR and Pistol use in conjunction with suppressors. This is the shortest that we will go to allow the flexibility of a shorter Personal Defense Weapon (PDW) without sacrificing performance or ballistics. Specifications for Rosco Manufacturing BL-075-HB-300BLK-5-P Bloodline 300 Blackout 7.50" Nitride 4: Manufacturer: Rosco Manufacturing Finish: Nitride Barrel Twist Rate: 1-5 Length: 7.5 in Rosco Manufacturing BL-075-HB-300BLK-5-P Bloodline 300 Blackout 7.50" Nitride