This AR-15 BCA side charging Receiver and Bolt carrier group (BCG) combo will work with any mil-spec 6.5 Grendel barrel.
This combo is a gen 2 right side charging upper and BCG (patent protected), it includes an AR15 bolt carrier group (BCG), a right side charging bolt handle, a threaded receiver plug, and the bear creek arsenal AR 15 right side charging upper receiver.
|Caliber||6.5 Grendel Type II|
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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