AR-15 5.56/.223 16" Spiral Fluted "Black Shark" Upper Assembly / Mlok

AR-15 5.56/.223 16" Spiral Fluted "Black Shark" Upper Assembly / Mlok

AR-15 5.56/.223 16" Spiral Fluted "Black Shark" Upper Assembly / Mlok. CA and NY compliant. 

Action: Semi-auto

Gas System: Carbine Length Gas System

Chamber: .223 Wylde (shoots both, 5.56 NATO and .223 Rem)

Twist Rate: 1/8 button rifled

Barrel: 16" heavy barrel, 4150V steel, chrome moly, heat treated, black, M4 feedramps, .750 gas block diameter, spiral fluted, parkerized

Muzzle Device: Thread 1/2x28 custom steel SHARK muzzle brake 

Handguard: 12" Mid Length Slim Mlok Free Float (optional quadrail, shown)

A3 flat top upper receiver - Made from certified 7075-T6 aluminum forgings, black hardcoat anodized to gov. specs.; forward assist and dust cover installed

Upper comes fully assembled. Does not come with BCG and/or Charging Handle. May be purchased separately. Images may not be an exact representation of the product.