This BCA AR-15 complete 6.5 Grendel rifle length upper has a 20" heavy barrel with a 416R stainless finish, and features a 1:8 twist rate, with a rifle length gas system. It includes a 15" MLOK rail, an M4 flat-top billet upper receiver, a BCA bolt carrier group, a flash hider, and a Right side charging (gen 2) handle (patent pending). This 6.5 Grendel upper is compatible with any mil-spec AR-15 lower. This has the new handguard.
*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.
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.
What magazine/ammo does BCA recommend for each caliber?
These are brands that BCA uses in the facility to test fire our products. However, there are several brands that will also function properly.
Caliber
Magazine
Ammo Grain Weight
Ammo Brands
BCA Status
AR15 - 223/5...
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