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AR-15 Barrels & Barrel Assemblies

Find the best selection of AR 15 barrels and barrel assemblies right here at your online source for AR-15 lower parts, complete AR-15 rifles, and much more. We offer a variety of barrels from 5.56 barrels to 300 blackout barrels at prices that are hard to beat. Read our guide to barrel finishes to help you find the right barrel for your needs. Palmetto State Armory is your source for buying AR-15 parts online. 

5.56 Barrels

5.56 Barrels
6.8mm Barrels

6.8mm Barrels
300 Blackout Barrels

300 Blackout Barrels
9mm Barrels

9mm Barrels
.458 SOCOM Barrels

.458 SOCOM Barrels
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Items 385-408 of 654

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  1. LBE Unlimited Barrel 5.56x45mm 12.50" - Black - High-Performance Barrel for Enhanced Accuracy and Tactical Use - BAR125M

    LBE Unlimited Barrel 5.56x45mm 12.50" - Black - High-Performance Barrel for Enhanced Accuracy and Tactical Use - BAR125M

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  2. Sons of Liberty Gun Works Combat V2 Barrel 5.56x45mm 14.50", Black - Durable and Reliable - 14.5COMBATV2-556

    Sons of Liberty Gun Works Combat V2 Barrel 5.56x45mm 14.50", Black - Durable and Reliable - 14.5COMBATV2-556

    Out of Stock
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  3. Sons of Liberty Gun Works Combat V2 Barrel 5.56x45mm 12.50", Black - Superior Performance - 12.5COMBATV2-CHF-5.56

    Sons of Liberty Gun Works Combat V2 Barrel 5.56x45mm 12.50", Black - Superior Performance - 12.5COMBATV2-CHF-5.56

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  4. Sons of Liberty Gun Works Combat V2 Barrel 5.56x45mm 13.90", Black - Precision and Reliability - 13.9COMBATV2-CHF-5.56

    Sons of Liberty Gun Works Combat V2 Barrel 5.56x45mm 13.90", Black - Precision and Reliability - 13.9COMBATV2-CHF-5.56

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  5. Sons of Liberty Gun Works Combat V2 Barrel 5.56x45mm 16", Black - Long-Range Precision - 16COMBATV2-CHF-5.56

    Sons of Liberty Gun Works Combat V2 Barrel 5.56x45mm 16", Black - Long-Range Precision - 16COMBATV2-CHF-5.56

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  6. Sons of Liberty Gun Works Combat V2 Barrel 5.56x45mm 14.50", Black - Precision and Reliability - 14.5COMBATV2-CHF-5.56

    Sons of Liberty Gun Works Combat V2 Barrel 5.56x45mm 14.50", Black - Precision and Reliability - 14.5COMBATV2-CHF-5.56

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  7. Sons of Liberty Gun Works Combat V2 Barrel 5.56x45mm 16", Black - Tactical and Durable - 16COMBATV2-556

    Sons of Liberty Gun Works Combat V2 Barrel 5.56x45mm 16", Black - Tactical and Durable - 16COMBATV2-556

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  8. Sons of Liberty Gun Works Combat V2 Barrel 5.56x45mm 11.50", Black - Enhanced Accuracy - 11.5COMBATV2-CHF-5.56

    Sons of Liberty Gun Works Combat V2 Barrel 5.56x45mm 11.50", Black - Enhanced Accuracy - 11.5COMBATV2-CHF-5.56

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  9. Sons of Liberty Gun Works Combat V2 Barrel 5.56x45mm 10.50", Black - High-Performance - 10.5COMBATV2-556

    Sons of Liberty Gun Works Combat V2 Barrel 5.56x45mm 10.50", Black - High-Performance - 10.5COMBATV2-556

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  10. Sons of Liberty Gun Works Combat V2 Barrel 5.56x45mm 13.70", Black - High-Quality Construction - 13.7COMBATV2-556

    Sons of Liberty Gun Works Combat V2 Barrel 5.56x45mm 13.70", Black - High-Quality Construction - 13.7COMBATV2-556

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  11. Sons of Liberty Gun Works Combat V2 Barrel 5.56x45mm 10.50", Black - Tactical Performance Upgrade - 10.5COMBATV2-CHF-5.56

    Sons of Liberty Gun Works Combat V2 Barrel 5.56x45mm 10.50", Black - Tactical Performance Upgrade - 10.5COMBATV2-CHF-5.56

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  12. Sons of Liberty Gun Works Combat V2 Barrel 5.56x45mm 11.50", Black - Durable and Accurate - 11.5COMBATV2-556

    Sons of Liberty Gun Works Combat V2 Barrel 5.56x45mm 11.50", Black - Durable and Accurate - 11.5COMBATV2-556

    Rating:
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  13. Sons of Liberty Gun Works Precision SPR Barrel 6mm MAX 16", Black - Superior Quality - 16PRECISIONSPR-6MAX

    Sons of Liberty Gun Works Precision SPR Barrel 6mm MAX 16", Black - Superior Quality - 16PRECISIONSPR-6MAX

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  14. Sons of Liberty Gun Works Precision SPR Barrel 6mm MAX 14.50", Black - Accurate and Durable - 14.5PRECISIONSPR-6MAX

    Sons of Liberty Gun Works Precision SPR Barrel 6mm MAX 14.50", Black - Accurate and Durable - 14.5PRECISIONSPR-6MAX

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  15. Tacfire 7.5" 9mm AR Barrel - BAR9MM-7BN

    Tacfire 7.5" 9mm AR Barrel - BAR9MM-7BN

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  16. Tacfire Black Nitride Barrel for AR-15 - Precision-Crafted for Peak Accuracy - BAR55617-7BN

    Tacfire Black Nitride Barrel for AR-15 - Precision-Crafted for Peak Accuracy - BAR55617-7BN

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  17. Tacfire Black Nitride Barrel for AR-15 - Precision-Crafted for Peak Accuracy - BAR55618-10N

    Tacfire Black Nitride Barrel for AR-15 - Precision-Crafted for Peak Accuracy - BAR55618-10N

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  18. Tacfire Black Nitride Barrel for AR-15 - Precision-Crafted for Peak Accuracy - BAR30018-10N

    Tacfire Black Nitride Barrel for AR-15 - Precision-Crafted for Peak Accuracy - BAR30018-10N

    Rating:
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  19. Tacfire Black Nitride Barrel for AR-15 - Precision-Crafted for Peak Accuracy - BAR55618-N

    Tacfire Black Nitride Barrel for AR-15 - Precision-Crafted for Peak Accuracy - BAR55618-N

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  20. Tacfire Black Nitride Barrel for AR-15 - Precision-Crafted for Peak Accuracy - BAR30018-N

    Tacfire Black Nitride Barrel for AR-15 - Precision-Crafted for Peak Accuracy - BAR30018-N

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  21. Diamondback Firearms Barrel - Black, Unleash Precision and Performance - 9X1910M50B984NFR

    Diamondback Firearms Barrel - Black, Unleash Precision and Performance - 9X1910M50B984NFR

    Rating:
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  22. Diamondback Firearms Barrel - Black, Unleash Precision and Performance - 9X1945M50B984NFR

    Diamondback Firearms Barrel - Black, Unleash Precision and Performance - 9X1945M50B984NFR

    Rating:
    20%
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  23. Diamondback Firearms Barrel - Black, Unleash Precision and Performance - 308R24M50B10

    Diamondback Firearms Barrel - Black, Unleash Precision and Performance - 308R24M50B10

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  24. Diamondback Firearms Barrel - Black, Unleash Precision and Performance - 65CR24M50B8

    Diamondback Firearms Barrel - Black, Unleash Precision and Performance - 65CR24M50B8

    Rating:
    60%
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Items 385-408 of 654

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  1. 5.56 Barrels 271
  2. 6.8mm Barrels 4
  3. 300 Blackout Barrels 73
  4. 9mm Barrels 52
  5. .458 SOCOM Barrels 3
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