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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. Wilson Combat Intermediate-Length Button Rifling Non-Fluted Ranger Barrel 5.56x45mm 16", Stainless

    Wilson Combat Intermediate-Length Button Rifling Non-Fluted Ranger Barrel 5.56x45mm 16", Stainless

    $220.99
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  2. Faxon Firearms Mid-Length Button Rifled Gunner Barrel w/Pinned Gas Block 5.56x45mm 14.50", Black

    Faxon Firearms Mid-Length Button Rifled Gunner Barrel w/Pinned Gas Block 5.56x45mm 14.50", Black

    $194.99
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  3. Faxon Firearms Carbine-Length Button Rifled Pencil Barrel w/Pinned Gas Block 5.56x45mm 10.50", Black

    Faxon Firearms Carbine-Length Button Rifled Pencil Barrel w/Pinned Gas Block 5.56x45mm 10.50", Black

    $186.99
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  4. Faxon Firearms Mid-Length Button Rifled Socom Barrel w/Pinned Gas Block 5.56x45mm 16", Black

    Faxon Firearms Mid-Length Button Rifled Socom Barrel w/Pinned Gas Block 5.56x45mm 16", Black

    Regular Price $219.99 Special Price $197.99
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  5. Faxon Firearms Mid-Length Button Rifled Pencil Barrel w/Pinned Gas Block 5.56x45mm 16", Black

    Faxon Firearms Mid-Length Button Rifled Pencil Barrel w/Pinned Gas Block 5.56x45mm 16", Black

    Regular Price $240.99 Special Price $216.99
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  6. Faxon Firearms Duty Mid-Length Button Rifled Gov't/Socom Barrel 5.56x45mm 14.50", Black

    Faxon Firearms Duty Mid-Length Button Rifled Gov't/Socom Barrel 5.56x45mm 14.50", Black

    Regular Price $174.99 Special Price $156.99
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  7. Faxon Firearms Duty Pistol-Length Button Rifled Gov't/Socom Barrel 5.56x45mm 7.50", Black

    Faxon Firearms Duty Pistol-Length Button Rifled Gov't/Socom Barrel 5.56x45mm 7.50", Black

    $138.99
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  8. Faxon Firearms Duty Mid-Length Button Rifled Pencil Barrel 5.56x45mm 14.50", Black

    Faxon Firearms Duty Mid-Length Button Rifled Pencil Barrel 5.56x45mm 14.50", Black

    $151.99
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  9. Faxon Firearms Mid-Length Button Rifled Pencil Barrel 5.56x45mm 16", Black

    Faxon Firearms Mid-Length Button Rifled Pencil Barrel 5.56x45mm 16", Black

    $225.99
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  10. Faxon Firearms Mid-Length Button Rifled Pencil Barrel 5.56x45mm 16", Black

    Faxon Firearms Mid-Length Button Rifled Pencil Barrel 5.56x45mm 16", Black

    $225.99
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  11. Faxon Firearms Mid-Length Button Rifled Gunner Barrel 5.56x45mm 16", Black

    Faxon Firearms Mid-Length Button Rifled Gunner Barrel 5.56x45mm 16", Black

    Regular Price $268.99 Special Price $241.99
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  12. Faxon Firearms Mid-Length Button Rifled Gunner Barrel 5.56x45mm 16", Black

    Faxon Firearms Mid-Length Button Rifled Gunner Barrel 5.56x45mm 16", Black

    Regular Price $266.99 Special Price $239.99
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  13. Bravo Company MK12 Rifle-Length M4 Barrel Kit 5.56x45mm 18", Silver

    Bravo Company MK12 Rifle-Length M4 Barrel Kit 5.56x45mm 18", Silver

    $383.99
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  14. Bravo Company Mid-Length Enhanced Lightweight Barrel Assembly 5.56x45mm 16", Black

    Bravo Company Mid-Length Enhanced Lightweight Barrel Assembly 5.56x45mm 16", Black

    $317.99
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  15. Faxon Firearms Duty Mid-Length Button Rifled Gunner Barrel 5.56x45mm 14.50", Black

    Faxon Firearms Duty Mid-Length Button Rifled Gunner Barrel 5.56x45mm 14.50", Black

    $147.99
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  16. FightLite Adjustable Heavy Barrel 5.56x45mm 12.50" Fits FightLite Belt-Fed MCR, Black

    FightLite Adjustable Heavy Barrel 5.56x45mm 12.50" Fits FightLite Belt-Fed MCR, Black

    Rating:
    100%
    (1)
    Regular Price $811.99 Special Price $730.99
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  17. FightLite Adjustable Heavy Barrel 5.56x45mm 16.25" Fits FightLite Belt-Fed MCR, Black

    FightLite Adjustable Heavy Barrel 5.56x45mm 16.25" Fits FightLite Belt-Fed MCR, Black

    Regular Price $832.99 Special Price $749.99
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  18. Faxon Firearms M4 Button Rifled Barrel 5.56x45mm 16", Black

    Faxon Firearms M4 Button Rifled Barrel 5.56x45mm 16", Black

    Regular Price $248.99 Special Price $223.99
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  19. Faxon Firearms Medium Taper Button Rifled Barrel 5.56x45mm 12.50", Black

    Faxon Firearms Medium Taper Button Rifled Barrel 5.56x45mm 12.50", Black

    Regular Price $248.99 Special Price $223.99
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  20. Faxon Firearms Duty HBAR Button Rifled Barrel 5.56x45mm 16", Black

    Faxon Firearms Duty HBAR Button Rifled Barrel 5.56x45mm 16", Black

    Regular Price $180.99 Special Price $163.99
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  21. Faxon Firearms Duty Gunner Button Rifled Barrel 5.56x45mm 13.90", Black

    Faxon Firearms Duty Gunner Button Rifled Barrel 5.56x45mm 13.90", Black

    Regular Price $182.99 Special Price $163.99
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  22. Faxon Firearms Duty Gunner Button Rifled Barrel 5.56x45mm 11.50", Black

    Faxon Firearms Duty Gunner Button Rifled Barrel 5.56x45mm 11.50", Black

    Regular Price $178.99 Special Price $160.99
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  23. Faxon Firearms Duty SOCOM Button Rifled Barrel 5.56x45mm 10.50", Black

    Faxon Firearms Duty SOCOM Button Rifled Barrel 5.56x45mm 10.50", Black

    Regular Price $158.99 Special Price $142.99
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  24. Faxon Firearms Duty Pencil Button Rifled Barrel 5.56x45mm 10.50", Black

    Faxon Firearms Duty Pencil Button Rifled Barrel 5.56x45mm 10.50", Black

    Regular Price $168.99 Special Price $151.99
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  1. Less than 14.5" 9
  2. 14.5" - 14.7" 6
  3. 16" 20
  4. 18" 9
  5. 20" 8
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