.458 SOCOM 8″ Micro Complete Assembled Upper – Left Handed



Ejection Port Cover

Upgrade Handguard (Optional)

Gas Block

Upgrade Muzzle Devise (Optional)

Charging Handle

SKU: 458-MCRO-CAU-LH Category:


Ready to fire on your lower receiver. Available with Black or Stainless options.
Base model includes 8″ black barrel, black flash hider, black gas block, bolt/carrier, charging handle, with old-school round free float tube hand gaurd.

Upgrade your SCM18-Micro with the MI-G3 M-Lok hand guard. Shown with optional 7.25″ MI-G3 hand guard and Linear Comp.

All Tromix uppers are test fired prior to shipping.