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AR-15 Complete Bolt Carrier Groups

Palmetto State Armory has a large selection of complete AR-15 bolt carrier groups to help you complete your build. You deserve a high-quality and dependable BCG, and we carry just that. You can find AR-15 BCGs from brands like Palmetto State Armory, Cryptic Coatings, Toolcraft, and Faxon Firearms, to name a few. Palmetto State Armory is your online source for AR-15 uppers parts.

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  1. Faxon 6.5 Grendel Bolt Carrier Group, Nitride - FF65GBCGCNITRIDE

    Faxon 6.5 Grendel Bolt Carrier Group, Nitride - FF65GBCGCNITRIDE

    Rating:
    90%
    (4)
    Regular Price $169.99 Special Price $152.99
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  2. Faxon Tin 5.56 Complete Nitride Bolt Carrier Group

    Faxon TiN 5.56 Complete Nitride Bolt Carrier Group - FF556BCGCNITRIDE-TiN

    Rating:
    70%
    (2)
    Regular Price $205.99 Special Price $184.99
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  3. Faxon Chameleon 5.56 AR-15 Complete Nitride Bolt Carrier Group

    Faxon Chameleon 5.56 Complete Nitride Bolt Carrier Group - FF556BCGCNITRIDE-NCR

    Rating:
    100%
    (11)
    Regular Price $205.99 Special Price $184.99
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  4. AR-15 upper nitride bolt carrier group

    PSA Freedom AR-15 Nitride Bolt Carrier Group With Carpenter 158 Bolt - 516446915

    Rating:
    98%
    (162)
    $99.99
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  5. Premium 5.56 Nickel Boron BCG with Carpenter 158 Bolt

    Premium 5.56 Nickel Boron BCG with Carpenter 158 Bolt - No Logo

    Rating:
    97%
    (1661)
    $109.99
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  6. AR-15 Upper Parts LANTAC Enhanced Bolt Carrier Group

    Lantac Enhanced Bolt Carrier Group - E-BCG

    Rating:
    97%
    (7)
    Regular Price $300.99 Special Price $270.99
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  7. PSA 5.56 Premium Full Auto Bolt Carrier Group

    PSA 5.56 Premium Full Auto Bolt Carrier Group with Logo - 8779

    Rating:
    95%
    (1516)
    $119.99
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  8. WMD Guns Bolt Carrier Group w/o Hammer, Black NiB-X - NIBXBCG0001-BLK

    WMD Guns Bolt Carrier Group w/o Hammer, Black NiB-X - NIBXBCG0001-BLK

    Out of Stock
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  9. Toolcraft 5.56 Phosphate MPI Semi-Auto Bolt Carrier Group

    Toolcraft 5.56 Phosphate MPI Semi-Auto Bolt Carrier Group

    Rating:
    100%
    (1)
    Out of Stock
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  10. PSA Custom DLC Coated 5.56 AR-15 Upper Receiver BCG

    PSA Custom 5.56 BCG DLC Coated- Gray

    Rating:
    98%
    (28)
    Out of Stock
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  11. PSA Custom AR-15 Upper Receiver 5.56 Full Auto Bolt Carrier Group, FDE

    PSA Custom 5.56 BCG DLC Coated- Dark Earth

    Rating:
    95%
    (80)
    Out of Stock
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  12. Voodoo Innovations LifeCoat DI Integral Bolt Carrier Group - VDI-BCG-DI-LC-Integral

    Voodoo Innovations LifeCoat DI Integral Bolt Carrier Group - VDI-BCG-DI-LC-Integral

    Out of Stock
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  13. PSA 5.56 Phosphate MPI Full-Auto Bolt Carrier Group - 516447388

    PSA 5.56 Phosphate MPI Full-Auto Bolt Carrier Group - 516447388

    Rating:
    96%
    (10)
    Out of Stock
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  14. PSA 5.56 AR-15 upper receiver bolt carrier group

    PSA 5.56 Titanium AR-15 Bolt Carrier Group

    Out of Stock
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  15. Odin Works 6.5 Grendel Type2 Black Nitride Complete BCG, Black

    Odin Works 6.5 Grendel Type2 Black Nitride Complete BCG, Black ‒ ACC-6.5-BCG

    Rating:
    80%
    (3)
    Out of Stock
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  16. 5.56 AR-15 upper receiver bolt carrier group

    PSA Freedom 5.56 Nickel Boron BCG - 516445123

    Rating:
    96%
    (85)
    Out of Stock
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  17. psa bcg auto 5.56 premium with psa logo blemished

    PSA BCG Auto 5.56 Premium with PSA Logo - BLEM- 507448

    Rating:
    96%
    (82)
    Out of Stock
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  18. Voodoo Innovations LifeCoat DI Bolt Carrier Group (complete) - VDI-BCG-DI-LC

    Voodoo Innovations LifeCoat DI Bolt Carrier Group (complete) - VDI-BCG-DI-LC

    Out of Stock
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  19. PSA NiB 5.56 NATO Bolt Carrier Group and Charging Handle Combo

    PSA NiB 5.56 NATO Bolt Carrier Group and Charging Handle Combo

    Rating:
    93%
    (3)
    Out of Stock
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  20. Contract Overrun Mil-Spec C158 HPT/MPI Bolt Carrier Group

    Contract Overrun Mil-Spec C158 HPT/MPI Bolt Carrier Group

    Rating:
    96%
    (189)
    Out of Stock
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  21. LMT Defense Full-Auto Enhanced Short Bolt Carrier Group w/Enhanced Bolt Assembly 5.56x45mm, Black

    LMT Defense Full-Auto Enhanced Short Bolt Carrier Group w/Enhanced Bolt Assembly 5.56x45mm, Black

    Out of Stock
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  22. Brownells M16 Bolt Carrier Group .458 SOCOM/.450 Bushmaster, Black

    Brownells M16 Bolt Carrier Group .458 SOCOM/.450 Bushmaster, Black

    Out of Stock
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  23. Brownells M16 Bolt Carrier Group 7.62x39mm, Black

    Brownells M16 Bolt Carrier Group 7.62x39mm, Black

    Out of Stock
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  24. Brownells M16 Complete Bolt Carrier Group 5.56x45mm, Silver

    Brownells M16 Complete Bolt Carrier Group 5.56x45mm, Silver

    Rating:
    100%
    (2)
    Out of Stock
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