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

The Stormcloak 20-inch AR-15 6.5 Grendel Complete Upper Build from Davidson Defense combines precision engineering and durable materials for reliable shooting performance. This upper features a 20-inch barrel made from 416R stainless steel with a polished finish and an HBAR profile, ensuring accuracy and longevity. The barrel has a twist rate of 1:8 and is optimized with a rifle-length gas system, offering smooth cycling and reduced recoil. The upper receiver, made from 7075 T6 aluminum and anodized for durability, houses a mil-spec quality AR-15 M4 charging handle and a Type 2 6.5 Grendel bolt carrier group made from 9310 alloy steel with a nitride finish. With a micro low-profile gas block paired with a birdcage flash hider, the Stormcloak upper is designed to be lightweight at 51.84 oz while maintaining compatibility with standard AR-15 lowers, making it a solid choice for any gunsmith valuing freedom.