Davidson Defense Doombringer 20-inch AR-15 6.5 Grendel Rifle Complete Upper Build

The Doombringer 20-inch AR-15 6.5 Grendel Rifle Complete Upper Build from Davidson Defense is engineered for precision and reliability. Constructed from 416R stainless steel, the 20-inch HBAR barrel features a polished finish and a 1:8 twist rate for optimal stability and accuracy. The upper receiver is made from durable 7075 T6 aluminum, finished with anodization for added resilience. This complete upper includes a rifle-length gas system, a mil-spec AR-15 M4 charging handle, and a nitride-finished 9310 alloy steel bolt carrier, ensuring dependable performance. The .750 O.D low-profile gas block is designed for efficiency, complemented by an A2 birdcage flash hider for recoil management. With a 5/8x24 thread pitch, the Doombringer upper is a robust option for gunsmiths seeking a reliable firearm that excels in various shooting scenarios. Embrace your freedom with this durable, high-performance upper build.