BCA AR-15 Complete Upper Assembly, 16" Nitride 4150 Steel Contour Barrel, 5.56 NATO, 1:8 Twist, w/ Standard Hand Guard, Front Sight

SKU# 2059 | by Bear Creek Arsenal
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5.56 NATO (Will also shoot .223) Complete Upper Assembly, Standard Hand Guard, 16 Inch Nitride?Barrel. Includes bolt carrier group and charging handle. This upper assembly is Bear Creek Arsenal's standard feature mil spec upper with a 1/8 twist and an upgraded nitride?barrel which?is chambered 5.56 NATO.

The BCA upper assembly, like all BCA products, is subjected to numerous QA/QC checks which for our firearms and upper receiver assemblies includes test firing prior to approval and shipment. This upper assembly is also backed by our BCA limited lifetime warranty. Choose an upper assembly designed by a U.S. company and made in the U.S.A. Choose BCA.

BCA DOES NOT recommend using steel cased ammo in our Assemblies or Rifles.

SKU UA556CM41617(P)-SHG(FS)
Length 16
Profile Contour
Twist 1:8
Finish Nitride
Material 4150 Chrome Moly Vanadium
Thread Pitch 1/2 x 28
Caliber 5.56 NATO
Feed Ramp M4
Flutes N/A
Gas System Carbine
Gas Block System 0.750
Gas Hole Diameter No
Charging Style Rear Charging
Color No
Dimpled No

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