Details
The First Act 16-inch AR-15 .458 SOCOM Rifle Upper Build Kit from Davidson Defense provides a robust assembly solution for gunsmiths seeking a high-performing rifle. This kit features a Skiff 16" .458 SOCOM carbine gas barrel, crafted from durable 4150 Chrome Moly Vanadium steel and finished with a nitride coating for optimal durability. The barrel has a 1:14 twist rate and a SOCOM profile, ensuring precision shot placement. The upper receiver is made from 7075-T6 forged aluminum with an anodized black finish, designed for reliability and strength.
This upper build kit includes a 15-inch free float extended quad rail handguard for modular accessory attachment, a low-profile .936 bore gas block, and a KAK .458 compensator. With all these components, this upper build kit stands ready to deliver exceptional performance for your AR-15 platform, embracing the freedom of customization and assembly.
Specifications
Barrel Name: Skiff 16" .458 SOCOM, Carbine Gas, HBAR, Parkerized
Caliber: .458 SOCOM
Barrel Length: 16-inch
Barrel Material: 4150 Chrome Moly Vanadium
Barrel Thread Pitch: 5/8×32
Barrel Gas System Length: Carbine
Barrel Finish: Nitride
Barrel Profile: SOCOM
Barrel Twist Rate: 1:14
Gas Block Size: 0.936
Gas Block Name: AR-15/LR-308 Low Profile .936 Bore Gas Block
Muzzle Device: KAK .458 Compensator
Muzzle Thread Pitch: 5/8×32
Upper Receiver Name: Stripped Upper Receiver .450/.458, Large Ejection Port
Upper Receiver Material: Machined from 7075-T6 forged aluminum
Upper Receiver Finish: Anodized Black
Handguard Style: Free Float Extended Quad Rail
Handguard Length: 15-inch
Handguard Color: Black
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