Davidson Defense Spartan’s Arsenal 16-inch AR-15 5.56 NATO Rifle Complete Upper Build

The Spartan's Arsenal 16-inch AR-15 5.56 NATO rifle complete upper build from Davidson Defense combines durability and performance for discerning shooters. Chambered in 5.56 NATO, this upper features a 16-inch cold hammer forged barrel, ensuring consistent accuracy and reliability. The M4 profile barrel is finished with a parkerized coating, providing corrosion resistance and enhanced durability. The carbine-length gas system offers smooth cycling and reliability in various shooting conditions. A twist rate of 1:7 allows for optimal stabilization of heavier projectiles. Constructed from 7075 T6 aluminum, the upper receiver is both lightweight and robust, finished with anodized treatment for added resilience. The mil-spec quality charging handle ensures reliable operation, completing this complete upper build. Ideal for gunsmiths and enthusiasts who value freedom and performance, the Spartan's Arsenal upper provides a solid foundation for any AR-15 platform.