This Aegis Lightweight 16.5-inch Mid-Gas 1:7 5.56 NATO AR-15 Complete Upper Build from Davidson Defense features a 16.5-inch 4150 Chrome Moly Vanadium barrel with a nitride finish, offering durability and precision, with a 1:7 twist rate for optimal projectile stabilization. The mid-length gas system minimizes recoil and maximizes cycling efficiency. Constructed from 7075-T6 aluminum, the upper receiver is anodized for corrosion resistance. Complementing this is a 15-inch freefloat M-Lok handguard made from 6061-T6 aluminum, ensuring a lightweight profile without sacrificing rigidity. A 9310 alloy steel bolt carrier group (BCG) provides dependable function, paired with a Mil-Spec charging handle for smooth operation.
Platform: AR-15
Caliber: 5.56x45mm NATO
Barrel Length: 16.5 inches
Barrel Material: 4150 Chrome Moly Vanadium
Barrel Finish: Nitride
Barrel Profile: Medium
Barrel Twist Rate: 1:7
Barrel Thread Pitch: 1/2x28
Barrel Gas System Length: Mid-Length
Muzzle Device: AR-15 TPI GI Birdcage Flash Hider
Muzzle Thread Pitch: 1/2x28
Gas Block Size: 0.750
Gas System: Mid-Length Stainless Steel Gas Tube
Upper Receiver Material: 7075-T6 Aluminum
Upper Receiver Finish: Anodized
Handguard Material: 6061-T6 Aluminum
Handguard Color: Black
Handguard Style: Freefloat M-LOK
Handguard Length: 15 inches
Charging Handle: AR-15/M4 Charging Handle, Mil-Spec
Bolt Carrier Material: 9310 Alloy Steel
Bolt Carrier Finish: Nitride
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