AR-15 5.56/.223 Wylde 18" nitride spiral fluted upper assembly with quadrail handguard includes:
Barrel - 18" heavy spiral fluted barrel. Chambered in .223 Wylde, 1:8 twist. Nitride coated. .750 diameter under gas block. Mid length gas system. Threaded for a muzzle brake. Finished off with our A2 birdcage and a crush washer. M4 feedramps.
A3 flat top upper reciever - made from certified 7075-T6 aluminum forgings. Black hardcoat anodized to gov.specs. Forward assist and dust cover installed. M4 feedramps.
Gas system - .750 low profile gas block made from aircraft quality aluminum and black hardcoat anodized. Mid length gas tube.
Handguards - rifle length free floating quad rail handguard. Made from aircraft quality aluminum and black hardcoat anodized. May vary from stock photo in design. The same excellent quality.
Upper does not come with BCG and Charging Handle. Add-on options available on top of this page.