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Rosco Manufacturing’s Bloodline series is our hardest working barrel. Whether you are an occasional builder, tactical shooter, or Law Enforcement Officer we have a Bloodline Barrel that will fit your needs. All of our Bloodline Barrels are made from scratch in our Rhode Island facility and start life as a blank piece of steel. Browse our high quality AR15, M4, SBR, and Pistol barrels today!
View cart “Bloodline 14.5” M4 5.56 NATO (Mid-Length)” has been added to your cart.