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.
Caliber: 6.5 Grendel
Barrel Length: 20-inch
Barrel Material: 416R Stainless Steel
Barrel Thread Pitch: 5/8x24
Barrel Gas System: Rifle
Barrel Finish: Polished Stainless Steel
Barrel Profile: HBAR
Barrel Twist Rate: 1:8
Upper Receiver Material: 7075 T6 Aluminum
Upper Receiver Finish: Anodized
Charging Handle: AR-15 M4 Charging Handle Mil-Spec Quality
Bolt Carrier Material: 9310 Alloy Steel
Bolt Carrier Finish: Nitride
Bolt Carrier Name: AR-15 6.5 Grendel BCG Type 2 - 061004
Upper Receiver Name: Stripped Upper Receiver with M4 Feed ramps - 7075 T6 Aluminum, Anodized
Gas Block Size: 0.75
Gas Block Name: Recoil Technologies Micro Low-Profile Gas Block for .750 O.D Barrel Steel
Muzzle Device: AR-15/AR-10 .308 5/8x24 TPI GI Birdcage Flash Hider for .308 7.62x39 .300 Blackout
Muzzle Device Details: Flash Hider
Muzzle Thread Pitch: 5/8x24
Weight: 51.84 oz
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