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AR-15 Lower Build Kits & Parts Kits

Build your rifle with confidence using premium AR-15 lower build kits and parts kits from Palmetto State Armory. Each kit includes the essential components needed to complete your lower receiver, offering quality, compatibility, and reliability you can trust. Whether upgrading or starting a new build, shop our wide selection of AR-15 lower parts kits today for top performance at great prices. Customers are responsible for ensuring that when assembling kits, they must adhere to all Local, State, and Federal laws.

AR-15 Kits

AR-15 Kits
Lowers

Lowers
Lower Build Kits

Lower Build Kits
Lower Parts Kits

Lower Parts Kits
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Items 49-72 of 178

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  1. BCMGunfighter Enhanced AR-15 Lower Parts Kit, Black - ELPKBLK

    BCMGunfighter Enhanced AR-15 Lower Parts Kit, Black - ELPKBLK

    Rating:
    96%
    (9)
    Regular Price $131.99 Special Price $119.99
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  2. BCMGunfighter AR-15 Lower Parts Kit, FDE

    BCMGunfighter Enhanced AR-15 Lower Parts Kit, FDE - ELPKFDE

    Rating:
    100%
    (1)
    Regular Price $133.99 Special Price $119.99
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  3. PSA Classic SBA4 Lower Build Kit, Flat Dark Earth

    PSA Classic SBA4 Lower Build Kit, Flat Dark Earth

    $149.99
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  4. CMC Triggers Complete Lower Receiver Parts Kit - 81500

    CMC Triggers Complete Lower Receiver Parts Kit - 81500

    Rating:
    94%
    (17)
    $41.99
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  5. Spikes Tactical Enhanced Lower Parts Kit, Black - SLPK301

    Spikes Tactical Enhanced Lower Parts Kit, Black - SLPK301

    Regular Price $180.99 Special Price $162.99
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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%
    (148)
    $179.99
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  7. PSA MOE LPK w/o Fire Control Group - Black

    PSA MOE LPK w/o Fire Control Group - Black

    Rating:
    94%
    (28)
    $39.99
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  8. Premium Classic AR-15 Lower Build Kit in black

    Palmetto State Armory Premium Classic Lower Build Kit

    Rating:
    95%
    (513)
    $99.99
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  9. ar-15 lower parts kits

    Armaspec AR-15 Lower Parts Kit, Black - ARM152-BLK

    Rating:
    80%
    (11)
    Regular Price $93.99 Special Price $83.99
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  10. MOE SBA3 Pistol Brace AR-15 Lower Build Kit

    PSA AR-15 MOE SBA3 Lower Build Kit - Flat Dark Earth

    Rating:
    96%
    (202)
    $139.99
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  11. ar-15 lower receiver parts kit

    CMMG AR-15 Lower Parts Kit - 55CA6C5

    Rating:
    93%
    (64)
    Regular Price $73.99 Special Price $65.99
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  12. AR-15 Lower Build Kit in Flat Dark Earth

    PSA Classic Lower Build Kit, Flat Dark Earth - 5165449781

    Rating:
    94%
    (93)
    $99.99
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  13. Classic AR-15 lower build kit in olive drab green

    PSA Classic Lower Build Kit, OD Green

    Rating:
    96%
    (102)
    $99.99
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  14. PSA Pistol AR-15 Lower Build Kit with an Adjustable SB Tactical Brace in Black

    PSA Pistol Lower Build Kit With Adjustable SB Tactical Brace, Black - 5165448118

    Rating:
    93%
    (128)
    $139.99
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  15. 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:
    97%
    (222)
    $129.99
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  16. Palmetto State Armory A2 EPT AR-15 Rifle Lower Build Kit

    Palmetto State Armory A2 EPT Rifle Lower Build Kit - 516445142

    Rating:
    97%
    (110)
    $129.99
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  17. AR- 15 Pistol Lower Build Kit in Black

    PSA MOE Pistol EPT Lower Build Kit - Black

    Rating:
    92%
    (21)
    $89.99
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  18. PSA AR-15 Lower Build Kit with Fire Control Group

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

    Rating:
    94%
    (69)
    $89.99
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  19. Classic EPT AR-15 lower build kit

    PSA EPT Classic Lower Build Kit - 7780747

    Rating:
    92%
    (26)
    $109.99
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  20. AR-15 Classic Lower Parts Kit

    PSA AR-15 EPT Classic Lower Parts Kit - 7778133

    Rating:
    94%
    (43)
    $59.99
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  21. magpul lower parts kit

    PSA AR-15 EPT MOE Lower Parts Kit with Ambi Safety

    Rating:
    94%
    (59)
    $79.99
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  22. ar 15 Pistol lower build kit

    Palmetto State Armory Pistol Lower Build Kit - Black - 39630

    Rating:
    92%
    (57)
    $69.99
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  23. Palmetto State Armory MOE Pistol Lower Build Kit, Black

    Palmetto State Armory MOE Pistol Lower Build Kit, Black

    Rating:
    93%
    (62)
    $79.99
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  24. AR-15 lower build kit without fire control group

    Palmetto State Armory Classic Lower Build Kit - without Fire Control Group - 445

    Rating:
    94%
    (85)
    $79.99
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