AR-15 5.56/.223 24" stainless steel fluted bull upper assembly includes:
Barrel - 24" 416 stainless steel fluted bull barrel. Hardened to 26-32 rc and stress releived. 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.
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 stainless steel gas block. Rifle length gas tube.
Handguards - rifle-length free float slim keymod. 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. Current barrel design is nitride coated with stainless straight flutes. Please allow 7-10 days for your upper to be build. Thank you.