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Ergo AR-15 Bolt Carrier Group (AR BCG)
    Ergo AR-15 Bolt Carrier Group (AR BCG)
    Purchase Ergo AR-15 Bolt Carrier Group (AR BCG)
    • Ergo AR-15 Bolt Carrier Group (AR BCG)
      Not Yet Rated | Write the First Review SKU: 119-EG-4958
      UPC: 874748007849
      Manufacturer: ERGO Grip

    • $165.90

      Shipping Weight: 2.00 pounds

      Out of stock, but is available for a back-order. Your credit card will not be charged until we ship the product.

      Quantity in Basket:  None


    ERGO AR-15 Bolt Carrier Group - AR BCG

    The ERGO AR15 Bolt Carrier Group is mil-spec quality with forward assist serrations. It is made from Case Hardened 8620 Steel, and everything is Melonite coated (black nitride) except the extractor (phosphate) and the firing pin (chrome).

    All parts are made, coated and assembled in the United States of America.

    Features and Benefits of the AR BCG:

    • True Mil-Spec Bolt Carrier Group
    • Material: Case Hardened 8620 Steel
    • Finish: Black Nitride
    • Gas Key: 4130 Steel attached with Grade 8 hardware and properly staked
    • Cam Pin: Hardened 4340 cam pin
    • Firing Pin: Mil-Spec firing pin made of 8740 steel, center-less ground, and Hard Chromed
    • Bolt Assembly: The Bolt is Mil-Spec dimension, and external surfaces are CNC ground after heat treat for a precision fit
    • Bolt Material: Case Hardened 9310 Steel.
    • Finish: All Bolt components Shot Peened and Black Nitride (except extractor)
    • Extractor: 4340 Steel, Manganese Phosphate coated
    • Mil-Spec Extractor Spring and O-Ring Combination
    • MPI: Magnetic Particle Inspected
    • 100% Made and Assembled in the USA
    • Bolt: 9310 material, shot peened, MPI tested and hard engraved

    Alt Description:

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    Ergo Grip Quick Links


    The distinction between inferior quality and premium AR-15 Bolt Carrier Group is undeniable. At MSP, we only offer AR Accessories from the most trusted brands like Ergo Grip. Buy with confidence that we stand behind the product we sell.

    WARNING: This product can expose you to Lead, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to -

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