AR-15 5.56/.223 16" mid-length samson evolution keymod upper assembly

AR-15 5.56/.223 16" mid-length samson evolution keymod upper assembly, designed exclusively by Moriarti Armaments. Chambered in 5.56 nato (also accepts .223 rounds). 1-8 rh twist.

Barrel - 16" 416 stainless steel gov. contour barrel, nitride coated. Hardened to 26-32 rc and stress releived. Button rifled. .750 under gas block. Stainless steel in nitride muzzle brake with crush washer. M4 feedramps.

A3 flat top upper receiver - made from certified 7075-T6 aluminum forgings. Black hardcoat anodized coated to gov. specs. Forward assist and dust cover installed. M4 feedramps.

Gas system -  .750 low profile gas block made from steel and black hardcoat anodized. Mid length gas tube.

Handguards - free floating 12" samson evolution keymod handguard. Made from aircraft quality aluminum and black hardcoat anodized.