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    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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