AR-15 5.56/.223 24" stainless steel quadrail bull upper assembly includes:
Barrel - 24" 416 stainless steel fluted bull barrel. Hardened to 26-32 rc and stress relieved. Chambered in 5.56 nato (also accepts .223 rounds). 1-8 rh twist 6 groove button rifled. .936 under gas block. Threaded 1/2x28. M4 feedramps. Rifle gas system. Barrel is finished off with xtreme muzzle brake in stainless steel.
A3 flat top upper receiver - made from certified 7075-T6 aluminum forgings. Black hardcoat anodized to Gov. Specs. Forward assist and dust cover installed. M4 feedramps.
Gas system - .936 steel gas block. Rifle length gas tube.
Handguards - rifle-length free float quadrail. Made from aircraft quality aluminum and black hard coat anodized.
Does not come with BCG and/or Charging Handle. Maybe purchased separately. The upper is available either in slim keymod or quadrail handguard. Please make your selection on top of page.
CA, NY and NJ compliant.