Designed for shooters who demand reliability and precision, this Davidson Defense complete upper assembly delivers hard-hitting .338 ARC performance in a proven AR-15 platform. The 16-inch H-Bar barrel is crafted from 4150 Chrome Moly Vanadium with a black nitride finish for exceptional durability and heat resistance. The 1:8 twist rate stabilizes a wide range of bullet weights, making this upper versatile for hunting, long-range shooting, and precision applications. The carbine-length gas system with low-profile gas block ensures smooth, consistent cycling with manageable recoil. The 15-inch M-LOK freefloat handguard offers abundant accessory mounting options while maintaining a rigid platform for accuracy. The 7075 T6 aluminum upper receiver features a hard anodized finish for corrosion resistance and long-term durability. This upper includes a Davidson Defense AR-15 6.5 Grendel II QPQ nitride complete bolt carrier group, an AR-15 M4 charging handle, and a birdcage flash hider, delivering everything needed for a dependable, high-performance build.
The 16-inch H-Bar barrel from Davidson Defense is machined from 4150 Chrome Moly Vanadium and treated with a black nitride finish for superior wear resistance and corrosion protection. The H-Bar profile adds rigidity and improves heat dissipation during extended shooting sessions, maintaining accuracy as the barrel warms. The 1:8 twist rate provides optimal stabilization for a wide range of .338 ARC projectiles, from lighter varmint loads to heavier hunting bullets. The carbine-length gas system pairs with a low-profile gas block to deliver smooth, reliable cycling and reduced felt recoil.
The 15-inch M-LOK freefloat handguard offers a slim, ergonomic profile with ample attachment points for lights, lasers, bipods, and grips. The freefloat design isolates the barrel from external pressure, preserving accuracy and shot-to-shot consistency. The extended length provides plenty of real estate for hand placement and accessory positioning, making this upper adaptable to a variety of shooting styles and applications.
The 7075 T6 aluminum upper receiver is precision-machined and finished with a hard anodized coating for exceptional durability and corrosion resistance. This upper includes a Davidson Defense AR-15 6.5 Grendel II QPQ nitride complete bolt carrier group, engineered for the larger .338 ARC case head and finished in durable QPQ nitride for enhanced reliability and service life. The AR-15 M4 charging handle provides smooth, ambidextrous operation, while the birdcage flash hider manages muzzle flash and protects threads for future upgrades.
Follow all safe firearm handling practices and manufacturer instructions. Ensure compliance with all applicable federal, state, and local laws. Verify compatibility with your lower receiver and magazine system.
Barrel: 16-inch .338 ARC Carbine-Length H-Bar
Caliber: .338 ARC
Barrel Length: 16 inches
Barrel Material: 4150 Chrome Moly Vanadium
Barrel Finish: Black Nitride
Barrel Twist Rate: 1:8
Barrel Profile: H-Bar (Heavy Barrel)
Barrel Gas System Length: Carbine-length
Barrel Thread Pitch: 5/8x24
Gas Block Size: .750
Upper Receiver: AR-15 Upper Receiver
Upper Receiver Material: 7075 T6 Aluminum
Upper Receiver Finish: Anodized
Handguard: 15-inch M-LOK Freefloat Handguard
Handguard Style: M-LOK
Handguard Material: Aluminum
Handguard Color: Black
Gas Block: Micro Low-Profile Gas Block
Bolt Carrier: AR-15 6.5 Grendel II QPQ Nitride Complete Bolt Carrier Group
Bolt Carrier Material: 9310 Alloy Steel
Bolt Carrier Finish: Nitride
Muzzle Device: AR-15/AR-10 .308 5/8x24 TPI GI Birdcage Flash Hider
Muzzle Device Finish: Manganese Phosphate
Muzzle Device Thread Pitch: 5/8x24
Charging Handle: AR-15 M4 Charging Handle Mil-Spec Quality
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