BC-15 | .223/5.56 NATO/.300 Blackout/.350 Legend Lightweight Rear Charging AR-15 Bolt Carrier Group

Out of stock


  • Lightweight 9310 STEEL Material
  • 9310 Steel Bolt Material
  • Includes Bolt, Bolt Carrier, Extractor Pin, Firing Pin, Cam Pin
  • Staked Gas Key
  • Black Nitride Finish Carrier

Shoot a huge range of calibers with this bolt carrier group (bcg) compatible with Rear Charging 5.56, 223, 300 Blackout, and 350 Legend AR-15 uppers or rifles! Bear Creek Arsenal's 5.56/223/300 Blackout/350 Legend bolt carrier groups (BCGs) are Magnetic Particle Inspected (MPI) to ensure high performance. BCA's 5.56/223 BCG is made with durable 9310 Steel and 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: .223/5.56 NATO/.300 Blackout/.350 Legend Carrier Style: Lightweight Platform: AR-15 Bolt Finish: Parkerized Bolt Material: 9310 Steel Carrier Finish: Black Nitride Gas Key: Staked from the side to increase longevity Magnetic Particle Inspection: Yes

Attention SignAttention Sign

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.



More Information
Weight (lbs) 0.500000
Magazine Capacity N/A
Caliber Multi Caliber
Flutes Non-fluted
Classification Bolt Carrier Group
Platform AR-15
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 - ...
Is my BCA BCG staked?
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...
Please, mind that only logged in users can submit questions

Ratings & Reviews

Be the first to review this product

We found other products you might like!
Copyright © 2024 Bear Creek Arsenal, LLC. All Rights Reserved.