AR-15 5.56/.223 16" Stainless Steel Tactical Bull Upper Assembly, M-LOK

16" 5.56 Upper: Specs & Features

AR-15 5.56/.223 16" Stainless Steel Tactical Bull Upper Assembly / Mlok Features:

Barrel - 16" 416 stainless steel bull barrel. Chambered in 5.56 nato (also accepts .223 rounds). Hardened to 26-32 rc and stress releived.  1-9 rh twist 6 groove button rifled. .936 under gas block. Target crowned. M4 feedramps.

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 low profile stainless gas block. Carbine length gas tube.

Handguards - 12" mid-length mlok free float handguard. Made from aircraft quality aluminum and black hard coat anodized. 

Does not include BCG and/or Charging Handle. CA and NY compliant.  Images may not be an exact representation of the product.

FAQ

Will this upper fit my AR-15 lower?

Yes. It fits any standard mil-spec AR-15 lower receiver and uses a standard 5.56 bolt carrier group and STANAG/AR-15 magazines.

Can I shoot both 5.56 NATO and .223 Remington?

Yes. A 5.56 NATO or .223 Wylde chamber safely fires both 5.56 NATO and .223 Remington ammunition.

Is a bolt carrier group included?

No. The bolt carrier group is sold separately; any standard 5.56 AR-15 BCG will work.

What twist rate does it use?

A 1:9 twist, best suited to 55 gr to 69 gr bullets.

Related: 5.56 NATO & .223 Wylde AR-15 uppers