Spikes Tactical Complete Upper 5.56 NATO 16in Chrome Moly Barrel 7075-T6 A2

The Spikes Tactical STU5025M4S Complete Upper delivers a ready-to-fire 5.56x45mm NATO platform with a 16" chrome moly barrel finished in black phosphate and paired with a 7075-T6 aluminum black receiver, designed for M4 Carbine builds and upgrades. This complete upper features a reliable 1:7" twist rate that accommodates a wide range of 5.56 ammunition, while the M4 Double Head Shield handguard in black provides robust protection and a stable, ergonomic grip for extended shooting sessions. With