The Patriot Ordnance Minuteman 16.5" Upper is the ideal choice for AR-15 enthusiasts seeking high performance and reliability. This upper assembly is crafted with precision featuring a 4150 chrome moly vanadium steel barrel treated with a black nitride finish for durability and longevity. The Strike Eagle ambidextrous charging handle ensures quick and comfortable operation enhancing the shooting experience. The M-LOK compatible Renegade rail provides versatility for accessory attachment while the integrated quick-detach sling mounts offer convenience for tactical use. Designed for the 5.56 NATO chamber this upper uses a semi-automatic direct impingement system making it a formidable component for any custom build. With its black hard coat anodized finish this upper receiver not only performs exceptionally but also boasts a sleek tactical appearance.