Product Description The Rosco Manufacturing Purebred Sauce Pack is a thoughtfully assembled bundle built for AR-15 carbine and pistol builds. Centered around a 13.7" medium-profile barrel chambered in 223 Wylde and finished in a durable bead-blasted silver, this kit delivers everything needed to complete a precision-ready firearm system. Developed in direct response to customer demand, every component in this Sauce Pack has been hand-selected to work in unison, delivering seamless, uninterrupted performance right out of the box. The included Bolt Carrier Group, gas block, and gas tube are all designed to synchronize with the Purebred barrel, pushing each component to its peak performance level. Product Highlights All-In-One Build Bundle: Includes a 13.7" Purebred barrel, Bolt Carrier Group (BCG), gas block, and gas tube for a complete, ready-to-assemble kit. 223 Wylde Chamber: Accepts both .223 Remington and 5.56 NATO ammunition, offering maximum versatility for the end user. Bead Blasted Finish: Provides a silver matte appearance that reduces glare and adds resistance to corrosion for long-lasting durability. Medium Profile Barrel: Designed to balance weight savings and heat dissipation, ideal for carbine and pistol length configurations. Synchronized System Design: All components are hand-picked to work together seamlessly, ensuring every part performs at its highest potential. Specs Brand: Rosco Manufacturing Model: Purebred Barrel Length: 13.7" Caliber: 223 Wylde Barrel Profile: Medium Finish: Bead Blasted Color: Silver Included Accessories: Gas Block, Gas Tube, Bolt Carrier Group (BCG) Manufacturer Part Number (MPN): SP-PB-137-223-BCG-GTM UPC: 181969500777 Disclaimer: We strive to provide accurate and up-to-date product descriptions, specifications, and images; however, errors or omissions may occasionally occur. We are not responsible for any inaccuracies or discrepancies in the content provided. If you notice anything incorrect or unclear, please contact us so we can correct it. When in doubt, we recommend verifying details directly with the product&';s manufacturer.