The First Act 16-inch AR-15 .458 SOCOM complete upper from Davidson Defense is engineered for tactical applications, combining durability with a lightweight design. Featuring a 16-inch Skiff HBAR barrel made from 4150 Chrome Moly Vanadium, this upper ensures precision with a 1:14 twist rate and a nitride finish for improved longevity. The carbine-length gas system, complemented by a .936 gas block, provides reliable cycling under various conditions.
Its stripped upper receiver is machined from 7075-T6 forged aluminum with an anodized black finish, ensuring maximum strength. A free float extended quad rail handguard enhances modularity while maintaining a sleek profile. The KAK .458 compensator, with a phosphate finish and 5/8x32 thread pitch, mitigates recoil effectively. Weighing in at just 79.84 oz when combined, this complete upper is an ideal choice for gunsmiths seeking precision and performance in a lightweight package.
Category: AR-15 Barrels
Caliber: .458 SOCOM
Barrel Name: Skiff 16" .458 SOCOM HBAR Barrel
Barrel Material: 4150 Chrome Moly Vanadium
Barrel Length: 16-inch
Barrel Twist Rate: 1:14T
Barrel Profile: SOCOM
Barrel Finish: Nitride
Barrel Thread Pitch: 5/8x32
Barrel Gas System Length: Carbine
Gas Block Size: .936
Category: Muzzle Device
Muzzle Device: KAK .458 Compensator
Muzzle Thread Pitch: 5/8x32
Muzzle Device Finish: Phosphate
Category: Upper Receiver
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
Category: Handguard
Handguard Style: Free Float Extended Quad Rail
Handguard Color: Black
Category: BCG
Bolt Carrier Material: 9310 Alloy Steel
Bolt Carrier Finish: Nitride
Weight: 79.84 oz (combined)
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