Bear Creek Arsenal's 6.5 Grendel bolt carrier groups (BCGs) are Magnetic Particle Inspected (MPI) to ensure high performance. BCA's 6.5 Grendel BCG is made with durable 9310 Steel and compatible with all Rear Charging 6.5 Grendel uppers; the gas key is also staked from the side for enhanced durability. Use a Bear Creek Arsenal BCG for your next AR-15 build and experience high performance at a lower cost!
Specifications:
Brand Bear Creek Arsenal Caliber / Gauge 6.5 Grendel Carrier Style Standard Platform AR-15 Bolt Finish Parkerized Bolt Material 9310 Steel Carrier Finish Black Nitride Gas Key Staked Magnetic Particle Inspection Yes
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.
Yes! We have changed to staking BCGs from the side instead of from the top. All BCA BCGs are rated for full auto, this side staking process has proven to increase the longevity of the BCG and hold on the gas keys. If you have further questions, please...
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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