BC-15 | 5.56 NATO Right Side Charging Upper | 20" Black Nitride Heavy Barrel | 1:7 Twist | Rifle Length Gas System | 15" MLOK

In stock
SKU
862N-UASCH556RHB2017M-15M3

We recommend Sierra Ammunition

$227.33

This Bear Creek Arsenal AR-15 Complete 5.56 rifle length upper has a 20" heavy barrel with a black nitride finish, and features a 1:7 twist, with a rifle length gas system. It includes a 15" MLOK rail, a M4 flat-top billet upper receiver, a BCA bolt carrier group, flash hider, and a side charging (gen 2) handle (patent pending). This 5.56 upper is compatible with any mil-spec AR-15 lower. This has the new handguard.

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*Note – We strive to provide the most accurate photographs of our product. Variations may occur in the skeletonized section of the handguard/flash hider you receive.

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WARNING: This product can expose you to chemicals, such as lead and other petroleum products, which are known to the State of California to cause cancer and birth defects or other reproductive harm.  For more information go to the California P65 Warning site.

It is the responsibility of the consumer to ensure all state, local, federal, and ITAR regulations are followed                  

More Information
SKU 862N-UASCH556RHB2017M-15M3
Weight (lbs) 4.600000
Magazine Capacity N/A
Length 20
Profile Heavy Barrel
Twist 1:7
Finish Black Nitride
Material 4150 Chrome Moly Vanadium
Thread Pitch 1/2 x 28
Caliber 5.56 NATO
Feed Ramp M4 Feedramp
Flutes Non-fluted
Gas System Rifle Length
Gas Block System 0.750
Charging Style Right Side Charging
Classification Complete Upper Assembly
Platform AR-15
Bolt Material E9310
Receiver Material Billet
Customer Reviews
Customer Questions
What magazine/ammo does BCA recommend for each caliber?
Caliber Magazine Ammo Grain Weight Ammo Brands   BCA Status AR15 - 223/5.56 MagPul PMAG, MFT 55, 69, 75   Sierra   AR15 - ...
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5
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