Rosco(R) Sauce Pack+ is an AR-15 component kit built around a 14.5 in Bloodline barrel chambered in 5.56 NATO. Designed for compatible AR-15 upper receiver builds the package brings together barrel-related components for a coordinated rifle assembly.Key Features14.5 in Bloodline barrel configurationChambered in 5.56 NATODesigned for AR-15 platform compatibilitySauce Pack+ component kit configurationIntended for compatible upper receiver buildsRosco(R) manufactures firearm barrels and related components with an emphasis on precision machining and consistent manufacturing standards. The company produces parts for modern sporting rifle platforms and supports a variety of firearm assembly applications. Rosco focuses on dependable construction and practical performance for firearm owners and builders.