The Aegis Lightweight 16-inch Carbine-Gas 1:8 .338 ARC AR-15 Upper Build Kit is engineered for precision and versatility. It features a 16-inch barrel made from 4150 CMV steel with a parkerized finish, HBAR profile, and a 1:8 twist rate, optimizing performance for .338 ARC. The carbine-length gas system works seamlessly with a micro low-profile gas block for reliable cycling.
Designed for flexibility, the 15-inch freefloat M-Lok handguard is constructed from 6061-T6 aluminum, providing a lightweight yet sturdy platform for accessories. The upper receiver is made from robust 7075 T6 aluminum with an anodized finish, ensuring durability. At the muzzle, the Plan B A7 Flash Hider, crafted from 17-4 stainless steel and treated with a nitride finish, effectively minimizes flash and maintains a clean aesthetic. This upper build kit is ideal for gunsmiths seeking functionality and quality in their custom AR-15 setups.
Caliber: .338 ARC
Barrel Length: 16 inches
Barrel Material: 4150 CMV Steel
Barrel Finish: Parkerized
Barrel Profile: HBAR (Heavy Barrel)
Barrel Twist Rate: 1:8
Barrel Gas System Length: Carbine-Length
Muzzle Device: Plan B A7 Flash Hider
Muzzle Thread Pitch: 5/8x24
Muzzle Device Material: 17-4 Stainless Steel
Muzzle Device Finish: Nitride
Muzzle Device Color: Black
Muzzle Device Overall Length: 1.850 inches
Upper Receiver Material: 7075 T6 Aluminum
Upper Receiver Finish: Anodized
Handguard Material: 6061-T6 Aluminum
Handguard Color: Black
Handguard Style: M-LOK
Handguard Length: 15 inches
Gas Block: Micro Low-Profile Gas Block
Gas Block Size: 0.750 inches
Gas Block Material: Steel
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