This Aegis 16-inch Carbine-Gas 1:7 Nitrided 5.56 NATO AR-15 Complete Upper Build from Davidson Defense features a 16-inch 4150 CrMoV barrel with a medium profile and a nitride finish for durability and corrosion resistance. The 1:7 twist rate accommodates a wide range of 5.56mm ammunition, while the carbine-length gas system ensures reliable cycling. The upper receiver is crafted from 7075-T6 aluminum with an anodized finish, and the freefloat M-Lok handguard is made from aircraft-grade 6061-T6 aluminum, providing ample rail space for accessories. A Mil-Spec charging handle complements the setup, along with a 9310 alloy steel bolt carrier group treated with a nitride finish for optimal performance.
Platform: AR-15
Caliber: 5.56x45mm NATO
Barrel Material: 4150 CrMoV
Barrel Length: 16 inches
Barrel Finish: Nitride
Barrel Profile: Medium
Barrel Twist Rate: 1:7
Barrel Thread Pitch: 1/2x28
Barrel Gas System Length: Carbine
Gas Block Size: 0.75
Muzzle Device: AR-15 TPI GI Birdcage Flash Hider
Muzzle Thread Pitch: 1/2x28
Upper Receiver Material: 7075-T6 Aluminum
Upper Receiver Finish: Anodized
Handguard Material: Aircraft-Grade 6061-T6 Aluminum
Handguard Color: Black
Handguard Style: Freefloat, M-Lok Compatible
Charging Handle: AR-15 Mil-Spec Charging Handle
Bolt Carrier Material: 9310 Alloy Steel (bolt head), 8620 Alloy Steel (carrier)
Bolt Carrier Finish: Nitride
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