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MI M16/AR-15 Bolt Carrier Group

1 review

You will receive fast, free shipping for all orders over $35

Shipping cost is $5.50 for orders under $35. We ship with UPS and USPS. 

Most orders ship out within 24 hours

You will receive tracking information immediately at the time of shipment. To expedite shipping, we may ship your order from multiple warehouses.  

We have a 90-day no-hassle return policy. We pay return shipping.

If you need to request a return, contact us at and we will send you a return label

After 90 days, defective items will still be covered under the manufacturer’s warranty, where applicable.

Please refer to the product listing for warranty details. If you have specific warranty questions, contact us at We may direct you to pursue your warranty claim directly with the manufacturer.

Your satisfaction is our #1 priority

If you're dissatisfied with your purchase, in any way, please contact us at - we will do our best to make it right.

Product Options


Midwest Industries is known for manufacturing high-quality, high-value parts, and this BCG is no exception. The bolt is MPI inspected to ensure long-term dependable operation, and it's backed by a lifetime MI warranty. A great choice for any AR-15 build.


  • Bolt made of Carpenter #158 Steel
  • Shot Peened Bolt
  • Bolt Carrier made of 8620 steel
  • Magnetic Particle Inspected and marked "MPI"
  • Chrome line gas key, properly staked
  • Black Extractor insert
  • Shrouded firing pin
  • Mil-Spec O-Ring
  • Made in the USA
  • MI Lifetime warranty
  • Hard Chrome lined carrier with Phosphate Finish
  • Matte Black

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