AR Upper Parts

Rosco Bloodline 5.56 NATO 16″ M4 barrel optimizes gas port sizing to reduce wear and deliver balanced performance across modern carbine applications. Engineered with dwell time precision for everything from SBRs to suppressed fire, it meets today’s shooter requirements beyond outdated Sporter AR specs.

Rosco Bloodline 5.56 NATO 16 Inch Barrel features an extended gas system engineered to USASOC specifications that delivers a smoother gas curve and optimized dwell times. This M4 Mid-Length barrel balances speed and performance in a single component.

Rosco K9 5.56 NATO barrel accessory bundles hand-selected, integrated components engineered to work seamlessly together for carbine and pistol builds. Combines Rosco Bloodline accessories with in-house manufactured barrels for balanced performance without additional sourcing or modification.

Rosco Manufacturing Husky 5.56 NATO chrome lined barrel engineered to manage heat dissipation and minimize barrel whip while staying remarkably lightweight. Button rifled construction delivers the accuracy Rosco is known for.

Rosco Manufacturing Purebred 223 Wylde 14.5″ barrel delivers first round impact capability to 300 yards while excelling in close-quarters SBR and RECCE configurations. The engineered gas system provides smooth, non-turbulent operation for expeditionary and entry rifle builds.

Rosco Manufacturing Purebred 300 Blackout 16″ barrel delivers precision performance for supersonic ammunition and balanced hunting platforms.