The Davidson Defense Tuskline 16-inch AR-15 .300 Blackout Rifle Upper Build Kit features a 16-inch “Springer” barrel crafted from 4150 chrome moly vanadium steel, finished with a phosphate coating for durability. The heavy barrel (HBAR) profile includes a 1:8 twist rate and a pistol-length gas system with a 0.75-inch Recoil Technologies micro low-profile gas block. The muzzle is fitted with an Omega Manufacturing GI Birdcage flash hider, threaded at 5/8x24. The upper receiver is made from 7075-T6 aluminum, anodized for corrosion resistance, while the 6061-T6 aluminum handguard, in sleek black, features a free float design and M-Lok compatibility for versatile accessory attachment.
Platform: AR-15
Caliber: .300 Blackout
Barrel Length: 16 inches
Barrel Material: 4150 Chrome Moly Vanadium
Barrel Finish: Phosphate
Barrel Profile: HBAR
Barrel Twist Rate: 1:8
Barrel Thread Pitch: 5/8x24
Barrel Gas System Length: Pistol
Gas Block Size: 0.75 inches
Gas Block Name: Recoil Technologies Micro Low-Profile Gas Block
Muzzle Device: Omega Manufacturing GI Birdcage Flash Hider
Muzzle Thread Pitch: 5/8x24
Upper Receiver Material: 7075-T6 Aluminum
Upper Receiver Finish: Anodized
Handguard Material: 6061-T6 Aluminum
Handguard Color: Black
Handguard Style: Free Float, M-Lok
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