Davidson Defense First Act 16-inch AR-15 .458 SOCOM Rifle Complete Upper Build

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.