AR-15 5.56/.223 16" BULL UPPER ASSEMBLY / 15" MLOK RAIL / BLACK. CA and NY compliant.
Barrel: 16" heavy profile, 4150V steel, chrome moly, heat treated, black, M4 feedramps, .750 gas block diameter
Gas System: Carbine Length Gas System
Chamber: 5.56 NATO (accepts both, 5.56 NATO/.223 REM)
Twist Rate: 1/8 button rifled
Muzzle Device: target crown
Handguard: 15" Rifle-length Free Float in BLACK, Mlok
A3 flat top upper receiver - Made from certified 7075-T6 aluminum forgings, black hardcoat anodized to gov. specs.; forward assist (in red) and dust cover installed. Anodized black.
Does not come with BCG and Charging Handle. May be purchased separately. Images may not be an exact representation of the product.