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AR-15 5.56 Barrels

At Palmetto State Armory, you can find the best in AR-15 barrels chambered in 5.56/.223 to finish off your dream build. We offer barrels from less than 14.5" to 20" to suit your build specs from brands such as Palmetto State Armory, Ballistic Advantage, FNH, and more. To match your barrel, check out our selection of AR-15 gas blocks, rails, and AR-15 muzzle devices. 

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  1. PSA "Sabre" FN CHF CL 13.7" Mid-Length 1:7 5.56 Nato Barrel

    PSA "Sabre" FN CHF CL 13.7" Mid-Length 1:7 5.56 Nato Barrel

    $299.99
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  2. 8.5" AR-15 Nitride Barrel

    PSA 8.5" AR-15 5.56 NATO 1:7 Pistol Length Nitride Barrel

    Rating:
    100%
    (3)
    $99.99
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  3. 16" AR-15 Nitride Barrel

    PSA AR-15 Barrel 16" 5.56 NATO 1:7 Mid-Length Nitride - 77932227

    Rating:
    96%
    (10)
    $119.99
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  4. PSA AR-15 10.5" 5.56 NATO 10.5" 1:7 Carbine Nitride Barrel

    PSA AR-15 Barrel 10.5" 5.56 NATO 1:7 Carbine-Length Nitride -77932251

    Rating:
    98%
    (11)
    $99.99
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  5. AR-15 Upper Parts

    PSA AR-15 Barrel 5.56 NATO 10.5" 1:7 Carbine-Length Nitride - 7790025

    Rating:
    86%
    (6)
    $149.99
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  6. 16" AR-15 5.56 Nitride Barrel

    PSA Freedom AR-15 Barrel 16" 5.56 NATO 1:7 Mid-Length 4150V Nitride

    Rating:
    86%
    (9)
    $119.99
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  7. 16" AR-15 5.56 Nitride Barrel

    PSA AR-15 Barrel 5.56 NATO 16" M4 Carbine-Length Nitride

    Rating:
    100%
    (7)
    Regular Price $119.99 Special Price $99.99
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  8. PSA AR-15 Barrel 16" 5.56 NATO 1:7 Mid-Length Stainless Steel - 7782785

    PSA AR-15 Barrel 16" 5.56 NATO 1:7 Mid-Length Stainless Steel - 7782785

    Rating:
    78%
    (10)
    Regular Price $169.99 Special Price $139.99
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  9. AR-15 Upper Receiver Parts

    PSA AR-15 Barrel 5.56 NATO 16" M4 Carbine-Length Nitride - 7782393

    Rating:
    98%
    (18)
    $149.99
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  10. AR-15 16" Stainless Steel 1/7 Barrel

    PSA AR-15 16" Mid-length Stainless Steel 5.56 NATO 1/7 Barrel with "5.56 NATO 1/7 FREEDOM" - 48209

    Rating:
    94%
    (23)
    $109.99
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  11. AR-15 Upper Parts

    PSA 20'' 5.56mm 1:7 FN CHF Chrome Lined Phosphate A2 Profile Barrel

    Rating:
    96%
    (4)
    $349.99
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  12. PSA AR-15 Barrel 10.5'' 5.56 NATO 1:7 Carbine-Length CHF A2 Profile

    PSA AR-15 Barrel 10.5'' 5.56 NATO 1:7 Carbine-Length CHF A2 Profile

    Rating:
    100%
    (1)
    $299.99
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  13. Faxon Firearms Duty Barrel 5.56x45mm 20", Black - Superior Shooting Accuracy - 15A58R20NGQ

    Faxon Firearms Duty Barrel 5.56x45mm 20", Black - Superior Shooting Accuracy - 15A58R20NGQ

    Regular Price $255.99 Special Price $188.99
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  14. Faxon Firearms Duty Barrel 5.56x45mm 16", Black - Precision Engineered for Optimal Shooting Performance - 15A58M16NGQ

    Faxon Firearms Duty Barrel 5.56x45mm 16", Black - Precision Engineered for Optimal Shooting Performance - 15A58M16NGQ

    Regular Price $231.99 Special Price $170.99
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  15. Faxon Firearms Duty Barrel 5.56x45mm 16", Black - Durable and Reliable Upgrade - 15A58M16NPQ

    Faxon Firearms Duty Barrel 5.56x45mm 16", Black - Durable and Reliable Upgrade - 15A58M16NPQ

    Regular Price $231.99 Special Price $170.99
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  16. LBE Unlimited Barrel 5.56x45mm 14.50" - Long-Range Precision with Durable Black - BAR145M

    LBE Unlimited Barrel 5.56x45mm 14.50" - Long-Range Precision with Durable Black - BAR145M

    Regular Price $269.99 Special Price $256.99
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  17. 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

    $299.99
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  18. 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

    $299.99
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  19. 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

    $299.99
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  20. 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

    $236.99
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  21. Timber Creek Outdoors Medium Profile Barrel for AR-15, Black Nitride - TC 556 MED 16

    Timber Creek Outdoors Medium Profile Barrel for AR-15, Black Nitride - TC 556 MED 16

    $199.99
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  22. 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

    Regular Price $124.99 Special Price $104.99
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  23. FN America AR-15/M4 Barrel - Unleash the Power in Matte Black - 20-100044

    FN America AR-15/M4 Barrel - Unleash the Power in Matte Black - 20-100044

    Regular Price $305.20 Special Price $279.00
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  24. Diamondback Firearms New York Compliant Barrel, Black - 556C16H50B8NYR

    Diamondback Firearms New York Compliant Barrel, Black - 556C16H50B8NYR

    $79.00
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  1. Less than 14.5" 9
  2. 14.5" - 14.7" 6
  3. 16" 22
  4. 18" 9
  5. 20" 8
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