AR-15 5.56/.223 16" M4 SLIM PROFILE UPPER ASSEMBLY /12" MLOK / LEFTY

5.56/.223

AR-15 5.56/.223 16" M4 SLIM PROFILE UPPER ASSEMBLY /12" MLOK / LEFTY

The AR-15 5.56/.223 16 M4 Slim Profile Upper Assembly with a 12 MLOK is an upper for an AR-15 rifle in left-handed configuration.

Specifications:

Action: Semi-auto

Gas System: Carbine Length Gas System

Chamber: 5.56 NATO

Twist Rate: 1/7

Muzzle Device: 1/2X28 Triport Muzzle Brake in Nitride  

Barrel: 16" gov't profile, 4150V steel, chrome moly, heat treated, black, M4 feedramps, nitride coated .750 gas block diameter

Handguard: 12" Slim Mlok Free Float

Left Hand AR-15 flat top upper receiver - Made from certified 7075-T6 aluminum forgings, black hardcoat anodized to gov. specs.; forward assist and dust cover installed, left hand

Does not come with BCG and Charging Handle. Can be purchased separately. There maybe variations in mlok handguard design, depending on stock availability. The same excellent quality.