Menu
Close
Search
Search Log In Help Center
View Cart
Daily Deals
Clearance
Close
Daily Deals
Clearance
My Account
Help Center

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
View as Grid View List View

Items 193-216 of 654

Page
Set Descending Direction
  1. Wilson Combat Match Grade Fluted AR-15 20" .223 Wylde 1:8 Rifle Length, Bead Blasted Stainless

    Wilson Combat Match Grade Fluted AR-15 20" .223 Wylde 1:8 Rifle Length, Bead Blasted Stainless

    Regular Price $349.99 Special Price $314.99
    Add to Wish List Add to Compare
  2. Wilson Combat 5.56 18" Match Grade 6 Groove Barrel, Matte Bead Blasted Stainless - TR-556RCRG18FT8

    Wilson Combat 5.56 18" Match Grade 6 Groove Barrel, Matte Bead Blasted Stainless - TR-556RCRG18FT8

    Regular Price $326.99 Special Price $293.99
    Add to Wish List Add to Compare
  3. Ballistic Advantage Modern Series 5.56 12.5" Threaded Barrel, QPQ Corrosion Resistant - BABL556024M

    Ballistic Advantage Modern Series 5.56 12.5" Threaded Barrel, QPQ Corrosion Resistant - BABL556024M

    Rating:
    80%
    (2)
    Regular Price $169.99 Special Price $152.99
    Add to Wish List Add to Compare
  4. FN America .223 Rem/5.56 18" Rifle Barrel, Chrome Lined Black Phosphate - 36423

    FN America .223 Rem/5.56 18" Rifle Barrel, Chrome Lined Black Phosphate - 36423

    Rating:
    100%
    (2)
    Regular Price $388.99 Special Price $349.99
    Add to Wish List Add to Compare
  5. Daniel Defense .223 Rem/5.56 16" Stripped Mid-Length Barrel, Black Phosphate - 077-09173-018

    Daniel Defense .223 Rem/5.56 16" Stripped Mid-Length Barrel, Black Phosphate - 077-09173-018

    Regular Price $387.99 Special Price $348.99
    Add to Wish List Add to Compare
  6. Daniel Defense .223 Rem/5.56 14.5" Stripped Mid-Length Barrel, Black Phosphate - 077-19125-018

    Daniel Defense .223 Rem/5.56 14.5" Stripped Mid-Length Barrel, Black Phosphate - 077-19125-018

    Regular Price $387.99 Special Price $348.99
    Add to Wish List Add to Compare
  7. Daniel Defense .223 Rem/5.56 16" Stripped Mid-Length Barrel, Black Phosphate - 078-09136-018

    Daniel Defense .223 Rem/5.56 16" Stripped Mid-Length Barrel, Black Phosphate - 078-09136-018

    Regular Price $387.99 Special Price $348.99
    Add to Wish List Add to Compare
  8. Ballistic Advantage Premium Series 6.5 Crd 22" Rifle Barrel, Bead Blasted - BABL65CR03P

    Ballistic Advantage Premium Series 6.5 Crd 22" Rifle Barrel, Bead Blasted - BABL65CR03P

    $299.25
    Add to Wish List Add to Compare
  9. Ballistic Advantage Premium Series 6.5 Crd 20" Rifle Barrel, Bead Blasted - BABL65CR02P

    Ballistic Advantage Premium Series 6.5 Crd 20" Rifle Barrel, Bead Blasted - BABL65CR02P

    Regular Price $321.99 Special Price $289.99
    Add to Wish List Add to Compare
  10. Ballistic Advantage Modern Series .308 Win/7.62 16" Mid-Length Barrel, QPQ - BABL308003M

    Ballistic Advantage Modern Series .308 Win/7.62 16" Mid-Length Barrel, QPQ - BABL308003M

    Rating:
    100%
    (1)
    Regular Price $243.99 Special Price $218.99
    Add to Wish List Add to Compare
  11. Ballistic Advantage Modern AR-15 .300 Blackout 16" Pistol-Length, QPQ

    Ballistic Advantage Modern AR-15 .300 Blackout 16" Pistol-Length, QPQ

    Regular Price $190.99 Special Price $171.99
    Add to Wish List Add to Compare
  12. Ballistic Advantage Premium AR-15 Barrel 18" .223 Wylde Rifle-Length Bead Blasted

    Ballistic Advantage Premium AR-15 Barrel 18" .223 Wylde Rifle-Length Bead Blasted

    Rating:
    100%
    (1)
    Regular Price $285.99 Special Price $256.99
    Add to Wish List Add to Compare
  13. Ballistic Advantage AR-15 Barrel 16" .223 Wylde Mid-Length Fluted, Bead Blasted

    Ballistic Advantage AR-15 Barrel 16" .223 Wylde Mid-Length Fluted, Bead Blasted

    Rating:
    100%
    (1)
    Regular Price $243.99 Special Price $218.99
    Add to Wish List Add to Compare
  14. Ballistic Advantage Performance Series .223 Rem/5.56 11.3" Carbine Barrel, QPQ - BABL556026F

    Ballistic Advantage Performance Series .223 Rem/5.56 11.3" Carbine Barrel, QPQ - BABL556026F

    Rating:
    100%
    (1)
    Regular Price $221.99 Special Price $199.99
    Add to Wish List Add to Compare
  15. Ballistic Advantage Modern Series AR-15 Barrel 18" .223 Rifle-Length, QPQ

    Ballistic Advantage Modern Series AR-15 Barrel 18" .223 Rifle-Length, QPQ

    Regular Price $195.99 Special Price $175.99
    Add to Wish List Add to Compare
  16. Ballistic Advantage Modern Series AR-15 Barrel 16" .223 Mid-Length QPQ

    Ballistic Advantage Modern Series AR-15 Barrel 16" .223 Mid-Length QPQ

    Regular Price $185.99 Special Price $166.99
    Add to Wish List Add to Compare
  17. Ballistic Advantage Modern Series .223 Rem/5.56 14.5" Mid-Length Barrel, QPQ - BABL556010M

    Ballistic Advantage Modern Series .223 Rem/5.56 14.5" Mid-Length Barrel, QPQ - BABL556010M

    Regular Price $169.99 Special Price $152.99
    Add to Wish List Add to Compare
  18. CMMG .300 Blackout 16.1" Medium Taper Barrel Sub-Assembly, Salt Bath Nitride Black - 30D120A

    CMMG .300 Blackout 16.1" Medium Taper Barrel Sub-Assembly, Salt Bath Nitride Black - 30D120A

    Rating:
    100%
    (1)
    Regular Price $225.99 Special Price $202.99
    Add to Wish List Add to Compare
  19. CMMG .300 Blackout 16.1" Multi Role Barrel Sub-Assembly, Salt Bath Nitride Black - 30DF80A

    CMMG .300 Blackout 16.1" Multi Role Barrel Sub-Assembly, Salt Bath Nitride Black - 30DF80A

    Regular Price $219.99 Special Price $197.99
    Add to Wish List Add to Compare
  20. CMMG .223 Rem/5.56 16.1" Medium Taper Barrel Sub-Assembly, Salt Bath Nitride Black - 55DC70A

    CMMG .223 Rem/5.56 16.1" Medium Taper Barrel Sub-Assembly, Salt Bath Nitride Black - 55DC70A

    Regular Price $227.99 Special Price $204.99
    Add to Wish List Add to Compare
  21. CMMG .223 Rem/5.56 16.1" M4 Barrel Sub-Assembly, Salt Bath Nitride Black - 55DE10A

    CMMG .223 Rem/5.56 16.1" M4 Barrel Sub-Assembly, Salt Bath Nitride Black - 55DE10A

    Regular Price $193.99 Special Price $175.99
    Add to Wish List Add to Compare
  22. Daniel Defense 5.56 10.3" Government Profile Stripped Barrel, Black - 07-077-16176-018

    Daniel Defense 5.56 10.3" Government Profile Stripped Barrel, Black - 07-077-16176-018

    Regular Price $387.99 Special Price $348.99
    Add to Wish List Add to Compare
  23. PSA Gen2 KS-47 10.5" Carbine-Length 7.62x39 1/10 Nitride Barrel

    PSA Gen2 KS-47 10.5" Carbine-Length 7.62x39 1/10 Nitride Barrel

    Rating:
    100%
    (5)
    $99.99
    Add to Wish List Add to Compare
  24. PSA Gen2 KS-47 16" Carbine-Length 7.62x39 1/10 Nitride Barrel

    PSA Gen2 KS-47 16" Carbine-Length 7.62x39 1/10 Nitride Barrel

    Rating:
    100%
    (5)
    $119.99
    Add to Wish List Add to Compare
View as Grid View List View

Items 193-216 of 654

Page
Set Descending Direction
Shop By
Shopping Options
Category
  1. 5.56 Barrels 271
  2. 6.8mm Barrels 4
  3. 300 Blackout Barrels 73
  4. 9mm Barrels 52
  5. .458 SOCOM Barrels 3
Stock
Barrel Length
Preferred Vendor
Caliber
Brand
Price
Apply

Looking for something more specific?

shop psa products
shop psa aac ammo
shop magpul products
shop glock products
shop sig sauer
shop smith and wesson