.375 SOCOM Complete Assembled Upper – Left Handed



Upgrade Handguard (Optional)

Gas Block

Upgrade Muzzle Devise (Optional)

Charging Handle

Blacken Stainless Barrel


Left hand ejecting complete 375 SOCOM upper.
Comes standard with Stainless barrel, 1:12 twist, muzzle threaded 5/8-24, flash hider, picatinny rail gas block, bolt/carrier and charging handle. Ready to fire on your lower. This unit comes standard with a Flash Hider but you may choose to Install a Muzzle Brake or Radial Comp instead of the standard Flash Hider if you choose.  Comes standard with plastic GI hand guards, other options available.

The 10.5″ barrels are available in multiple configurations. For Sub-Sonic use, the barrels have pistol length gas systems. For Super Sonic use with full power loads, the barrels have carbine length gas systems.

Left hand upper shown with 18″ light weight stainless barrel and optional 15″ Midwest Industries CRM M-Lok hand guard (+175)

Available with 16″ or 18″ barrels in both light weight and mid-weight profiles.


Additional information


18" Light Weight, 18" Mid Weight, 16" Light Weight, 16" Mid Weight, 10.5" Pistol Gas, 10.5" Carbine Gas