AR 15 Bolt Carrier Groups

AR 15 Bolt Carrier Groups

AR 15 Bolt Carrier Groups | AR 15 BCG's

AR 15 bolt carrier groups (BCG) are crucial components of the AR 15 rifle, responsible for the cycling of the action and firing of the rifle. Our selection of BCG's includes a variety of styles, including full-auto and semi-auto, made with durable, high-quality materials such as steel and titanium. Many of our BCG's come with additional features such as enhanced gas key, NP3 coating, and chrome lining, which increases the BCG's durability, reliability, and resistance to corrosion. Whether you're a recreational or professional shooter, our BCG's offer improved performance and longevity. Browse our selection of top-quality BCG's from leading manufacturers and find the perfect fit for your rifle. Upgrade your AR 15 today with one of our high-performing BCG's and ensure smooth and reliable operation of your rifle.

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  • Out of stock
    FailZero M16/M4 Black Nitride Bolt Carrier Group

    FailZero M16/M4 Black Nitride Bolt Carrier Group

    MSRP: $119.99
    $119.95
    FailZero M16/M4 Black Nitride Bolt Carrier Group - No Hammer FailZero brings you the M16/M4 Bolt Carrier Group, the epitome of high-quality components and precise manufacturing, designed to elevate your firearm's performance. This product features no...
    MSRP: $119.99
    $119.95
    Qty in Cart: 0
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    MSRP: $119.99
    $119.95
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  • On Sale
     HM Defense AR-15 Bolt Carrier Group - Black Nitride

    HM Defense AR-15 Bolt Carrier Group - Black Nitride

    MSRP: $175.00
    Now: $120.00
    Was: $149.95
    HM Defense AR-15 Bolt Carrier Group - Black Nitride The HMB Bolt corrects a natural weak point in existing Mil-Spec M16, AR-10 & AR-15 bolts where the cam pin hole passes through the bolt. Under extensive use, including the stress of combat, a...
    MSRP: $175.00
    Now: $120.00
    Was: $149.95
    Qty in Cart: 0
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    MSRP: $175.00
    Now: $120.00
    Was: $149.95
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  •  FailZero Nickel Boron Bolt Carrier Group

    FailZero Nickel Boron Bolt Carrier Group

    MSRP: $189.95
    $179.95
    FailZero Nickel Boron Bolt Carrier Group This Bolt Carrier Group (BCG) comes fully assembled and ready to drop into most mil spec M16, M4 or AR15 upper receivers. All critical parts are coated with EXO Nickel Boron technology that provides permanent dry...
    MSRP: $189.95
    $179.95
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    MSRP: $189.95
    $179.95
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    Sons of Liberty Gun Works AR 15 Bolt Carrier Group

    Sons of Liberty Gun Works AR 15 Bolt Carrier Group

    Sons of Liberty Gun Works

    MSRP: $190.00
    $179.95
    Sons of Liberty Gun Works AR 15 Bolt Carrier Group The Sons of Liberty Gun Works AR 15 Bolt Carrier Group (BCG) is a premium upgrade for any AR 15 enthusiast. Recognizing the importance of the BCG as the heart of the gun, Sons of Liberty Gun Works has...
    MSRP: $190.00
    $179.95
    Qty in Cart: 0
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    MSRP: $190.00
    $179.95
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  • Microbest 5.56 NATO AR 15 Bolt Carrier Group - Black Nitride

    Microbest 5.56 NATO AR 15 Bolt Carrier Group - Black Nitride

    MSRP: $134.95
    $129.95
    Microbest 5.56 NATO AR 15 Bolt Carrier Group - Black Nitride The Microbest 5.56 NATO AR 15 Bolt Carrier is known for being the benchmark for quality and reliability throughout the industry. Microbest not only manufactures their own bolt carriers, but...
    MSRP: $134.95
    $129.95
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  • Out of stock
    Angstadt Arms AR 15 Bolt Carrier Group

    Angstadt Arms AR 15 Bolt Carrier Group

    $139.95
    Angstadt Arms AR 15 Bolt Carrier Group  The heart of a reliable AR-15 build is a quality 5.56 bolt carrier group assembly. These are the same high quality BCG's Angstadt makes for law enforcement and military groups around the world. Machined to...
    $139.95
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  • Bootleg 5.56 Phosphate Complete Bolt Assembly

    Bootleg 5.56 Phosphate Complete Bolt Assembly

    MSRP: $79.95
    $74.95
    Bootleg 5.56 Phosphate Complete Bolt Assembly Whether you're looking to complete your Bootleg, Inc. AR 15 Carrier or you like to keep extra parts on hand, this carrier completion kit has what you need. Complete your carrier with quality...
    MSRP: $79.95
    $74.95
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    $74.95
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  • Out of stock
    Spikes Tactical M16 Lightweight Nickle Boron Bolt Carrier Group

    Spike's Tactical Lightweight Nickle Boron Bolt Carrier Group

    Spike's Tactical

    MSRP: $250.00
    $239.95
    Spike's Tactical M16 Lightweight Nickle Boron Bolt Carrier Group Your Bolt Carrier Group is one of the most critical parts of your build. Don't buy an imitation. This is the Spike's Tactical Lightweight BCG with Nickel Boron Coating...
    MSRP: $250.00
    $239.95
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    MSRP: $250.00
    $239.95
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  • Spikes Tactical M16 Bolt Carrier Group - Black Phosphate Finish

    Spike's Tactical M16 Bolt Carrier Group - Black Phosphate Finish

    Spike's Tactical

    MSRP: $149.95
    $139.95
    Spike's Tactical M16 Bolt Carrier Group - Black Phosphate Finish Your Bolt Carrier Group is one of the most critical parts of your build. Don't buy an imitation. This is the same BCG Spike's Tactical uses in their factory built rifles...
    MSRP: $149.95
    $139.95
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    MSRP: $149.95
    $139.95
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  • Spikes Tactical 5.56 NATO Nickel Boron Bolt Carrier Group

    Spike's Tactical AR 15 Nickel Boron Bolt Carrier Group

    Spike's Tactical

    MSRP: $225.00
    $219.95
    Spike's Tactical AR 15 Nickel Boron Bolt Carrier Group Your Bolt Carrier Group is one of the most critical parts of your build. Don't buy an imitation. This is the Spike's Tactical BCG with Nickel Boron Coating. Features:  Nickel Boron Coating...
    MSRP: $225.00
    $219.95
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    MSRP: $225.00
    $219.95
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  • Black Rifle Depot M16 Bolt Carrier Group - Polished Nickel Boron

    M16 Bolt Carrier Group - Polished Nickel Boron

    Dirty Bird Industries

    MSRP: $159.95
    $143.95
    M16 Bolt Carrier Group - Polished Nickel Boron These M16 BCG's, which are trusted by seasoned shooters and depended on by experienced builders are manufactured with the highest quality materials. Each M16 Bolt Carrier is designed to perform for tens of...
    MSRP: $159.95
    $143.95
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    MSRP: $159.95
    $143.95
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  • AERO PRECISION AERO Precision 5.56 Bolt Carrier Group No Logo - Black Nitride

    AERO Precision 5.56 Bolt Carrier Group No Logo - Black Nitride

    Aero Precision

    $149.95
    AERO Precision 5.56 Bolt Carrier Group  No Logo - Black Nitride The Aero Precision non-logo'd BCG in Black NItride is an excellent BCG. It is a great way to include a BCG in your upper build if you are a custom builder and trying to maintain...
    $149.95
    Qty in Cart: 0
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    $149.95
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  • On Sale
    Black Rifle Depot Black Nitride AR 15 Bolt Carrier Group

    Black Nitride AR 15 Bolt Carrier Group

    Black Rifle Depot

    MSRP: $119.95
    Now: $79.95
    Was: $99.95
    Black Nitride AR 15 Bolt Carrier Group (BCG) The Black Nitride AR 15 Bolt Carrier Group (BCG) is a high-performance and reliable component for your AR 15 build. The Black Nitride treatment provides a durable and long-lasting finish that is resistant to...
    MSRP: $119.95
    Now: $79.95
    Was: $99.95
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    MSRP: $119.95
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  • LBE Unlimited AR-15 5.56/.223 Bolt Carrier Group - Phosphate

    LBE Unlimited AR-15 5.56/.223 Bolt Carrier Group - Phosphate

    LBE Unlimited

    $169.99
    LBE Unlimited AR-15 5.56/.223 Bolt Carrier Group - Phosphate The LBE M16 Complete Bolt Carrier Group comes assembled and ready to go. Features include: Phosphate 8620 Steel Carrier, Carpenter 158 Bolt (Extractor and Bolt Gas Rings Included), Chrome...
    $169.99
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  • Centurion Arms C4 5.56 M16 Bolt Carrier Group

    Centurion Arms C4 5.56 M16 Bolt Carrier Group

    Centurion Arms

    $185.00
    Centurion Arms Bolt Carrier GroupCenturion Arms C4 Bolt Carrier Group was created with MPI tested bolts and marked to give you the ultimate confidence in your weapon system. This full auto carrier is heat treated and precision machined. The gas key is...
    $185.00
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  • Aero Precision .224 Valkyrie/6.8 SPC Bolt Carrier Group, Complete - Black Nitride

    Aero Precision .224 Valkyrie/6.8 SPC Bolt Carrier Group, Complete - Black Nitride

    Aero Precision

    $159.00
    The Aero Precision .224 Valkyrie Bolt Carrier Group for AR-15 rifles is made from high quality materials with quality assurance measures like high pressure testing and magnetic particle inspecting. The bolt assembly is machined from Carpenter 158 tool...
    $159.00
    Qty in Cart: 0
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    $159.00
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  • Geissele Automatics Reliability Enhancement Kit - H2

    Geissele Automatics Reliability Enhancement Kit - H2

    Geissele Automatics

    $440.00
    Geissele Automatics Reliability Enhancement Kit - H2 The Geissele Automatics Reliability Enhancement kit comes with the enhanced 5.56 BCG, Super 42 braided buffer spring, and H2 buffer weight. The Enhanced Bolt Carrier Group is a full mass M16 profile...
    $440.00
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    $440.00
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  • Geissele Automatics Reliability Enhancement Kit - H3

    Geissele Automatics Reliability Enhancement Kit - H3

    Geissele Automatics

    $455.00
    Geissele Automatics Reliability Enhancement Kit - H3 The Geissele Automatics Reliability Enhancement kit comes with the enhanced 5.56 BCG, Super 42 braided buffer spring, and H3 buffer weight. The Enhanced Bolt Carrier Group is a full mass M16 profile...
    $455.00
    Qty in Cart: 0
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    $455.00
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  • Out of stock
    Geissele Automatics Reliability Enhancement Kit - H1

    Geissele Automatics Reliability Enhancement Kit - H1

    Geissele Automatics

    $425.00
    Geissele Automatics Reliability Enhancement Kit - H1 The Geissele Automatics Reliability Enhancement kit comes with the enhanced 5.56 BCG, Super 42 braided buffer spring, and H1 buffer weight. The Enhanced Bolt Carrier Group is a full mass M16 profile...
    $425.00
    Qty in Cart: 0
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    $425.00
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Explore Black Rifle Depot's impressive selection of AR15 parts and AR15 parts kits, all available at discounted prices. Whether you want to enhance your current setup or embark on a new build, they offer a wide range of high-quality components to meet your needs. With their affordable prices, you can upgrade your AR15 without stretching your budget. Step into the world of Black Rifle Depot and discover how you can elevate your AR15 experience.