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AR-15 Build Kits

When you purchase an AR-15 build kit from Palmetto State Armory, you are buying a build kit that is American Made and carries a full lifetime warranty. Our build kits come ready to complete your lower so you can be closer to range day. Check out our reviews from our valued customers and see for yourself. Please browse our vast line AR-15 complete guns and parts.

Rifle Kits

Pistol Kits

AR-15 Kits

Lower Receivers

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Items 1-24 of 87

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  1. PSA Classic MFT Battlelink Pistol Lower Build Kit, Black

    PSA Classic MFT Battlelink Pistol Lower Build Kit, Black

    Rating:
    96%
    (23)
    Regular Price $199.99 Special Price $89.99
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  2. Palmetto State Armory Magpul AR-15 Lower Build Kit in Black

    Palmetto State Armory Magpul MOE Lower Build Kit, Black

    Rating:
    96%
    (1865)
    Regular Price $219.99 Special Price $114.99
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  3. SSA-E Trigger AR-15 Lower Build Kit

    Geissele Super Semi-Automatic Enhanced (SSA-E) Trigger & PSA AR15 MOE Lower Build Kit - Without FCG

    Rating:
    98%
    (48)
    $299.99
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  4. PSA Magpul MOE+ EPT Lower Build Kit, Black

    PSA Magpul MOE+ EPT Lower Build Kit, Black

    Rating:
    90%
    (46)
    Regular Price $249.99 Special Price $159.99
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  5. PSA MOE EPT Pistol Lower Build Kit

    PSA MOE EPT Pistol Lower Build Kit

    Rating:
    100%
    (2)
    Regular Price $179.99 Special Price $119.99
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  6. PSA AR15 MOE 3.5lb Single Stage CMC Lower Build Kit, Black

    PSA AR15 MOE 3.5lb Single Stage CMC Lower Build Kit, Black

    Rating:
    96%
    (65)
    Regular Price $349.99 Special Price $229.99
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  7. PSA MOE ACS-L Lower Build Kit, Gray

    PSA MOE ACS-L Lower Build Kit, Gray

    Rating:
    100%
    (3)
    Regular Price $249.99 Special Price $169.99
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  8. Premium Classic AR-15 Lower Build Kit in black

    Palmetto State Armory Premium Classic Lower Build Kit

    Rating:
    92%
    (214)
    Regular Price $199.99 Special Price $99.99
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  9. PSA Classic AR-15 Lower Build Kit with SBA3 Pistol Brace in Gray

    PSA Classic SBA3 Pistol Lower Build Kit, Gray

    Rating:
    92%
    (71)
    Regular Price $269.99 Special Price $179.99
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  10. MOE AR-15 lower build kit in black

    PSA AR-15 MOE+ Lower Build Kit - Black

    Rating:
    96%
    (172)
    Regular Price $224.99 Special Price $129.99
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  11. Classic Gray AR-15 lower build kit

    PSA Classic Lower Build Kit, Gray - 5165449782

    Rating:
    98%
    (20)
    Regular Price $199.99 Special Price $99.99
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  12. Magpul AR-15 lower build kit

    PSA MOE Lower Build Kit, Gray - 5165449542

    Rating:
    96%
    (240)
    Regular Price $224.99 Special Price $124.99
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  13. psa moe sba3 lower build kit in black

    PSA MOE SBA3 Lower Build Kit, Black

    Rating:
    96%
    (476)
    Regular Price $299.99 Special Price $189.99
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  14. PSA MOE AR-15 lower build kit in olive drab green

    PSA MOE EPT Lower Build Kit, Olive Drab Green

    Rating:
    96%
    (53)
    Regular Price $234.99 Special Price $119.99
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  15. psa sba4 moe ept pistol lower build kit black

    PSA SBA3 MOE EPT Pistol Lower Build Kit, Black

    Rating:
    92%
    (269)
    Regular Price $319.99 Special Price $189.99
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  16. Magpul ACS-l AR-15 Lower Build Kit in Flat Dark Earth

    PSA Magpul ACS-L EPT Lower Build Kit, Flat Dark Earth

    Rating:
    94%
    (69)
    Regular Price $269.99 Special Price $179.99
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  17. Magpul MOE EPT AR-15 Lower Build Kit in Flat Dark Earth

    Palmetto State Armory Magpul MOE EPT Lower Build Kit - Flat Dark Earth

    Rating:
    94%
    (178)
    Regular Price $234.99 Special Price $129.99
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  18. Palmetto State Armory A2 EPT AR-15 Rifle Lower Build Kit

    Palmetto State Armory A2 EPT Rifle Lower Build Kit - 516445142

    Rating:
    92%
    (52)
    Regular Price $299.99 Special Price $159.99
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  19. Shockwave AR-15 Pistol Lower Build Kit in Black

    PSA Shockwave Pistol MOE Lower Build Kit - Black

    Rating:
    96%
    (47)
    Regular Price $209.99 Special Price $129.99
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  20. CTR Flat Dark Earth AR-15 Lower Build Kit

    PSA MOE+ CTR Lower Build Kit - Flat Dark Earth

    Rating:
    96%
    (37)
    Regular Price $264.99 Special Price $159.99
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  21. Magpul AR-15 lower build kit without FCG

    PSA MOE ACS-L Lower Build Kit w/out FCG - Black

    Rating:
    98%
    (29)
    Regular Price $219.99 Special Price $149.99
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  22. PSA AR-15 Lower Build Kit with Fire Control Group

    PSA AR15 MOE Lower Build Kit without Fire Control Group, Black

    Rating:
    94%
    (48)
    Regular Price $179.99 Special Price $109.99
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  23. AR-15 STR EPT lower build kit

    PSA AR15 STR EPT Lower Build Kit - Black

    Rating:
    86%
    (24)
    Regular Price $269.99 Special Price $189.99
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  24. ACS-L EPT AR-15 lower build kit

    Palmetto State Armory MOE ACS-L EPT Lower Build Kit Black

    Rating:
    96%
    (36)
    Regular Price $279.99 Special Price $179.99
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Items 1-24 of 87

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  1. Rifle Lower Build Kits 38
  2. Pistol Lower Build Kits 42
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