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

The Green-Dell 20-inch AR-15 6.5 Grendel rifle complete upper build from Davidson Defense is crafted for precision and durability. This assembly features a "Gammon" AR-15 20" 6.5 Grendel Type 2 H-Bar barrel made from 416R stainless steel, finished with a polished surface for optimal resistance and a sleek appearance. The barrel length is 20 inches, with a 1:8 twist rate and a 5/8x24 thread pitch, employing a rifle-length gas system and a micro low-profile gas block sized at 0.750. The handguard is constructed from 6061-T6 aluminum in an M-Lok style, providing versatile mounting options. The upper receiver is made of 7075-T6 aluminum with an anodized finish and comes with M4 feed ramps. This build includes a GI birdcage flash hider for effective muzzle control and a mil-spec AR-15 M4 charging handle, making it suitable for gunsmiths who value freedom and precision in their builds.