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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 121-144 of 370

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  1. 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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  2. PSA Classic SBA4 Lower Build Kit, Flat Dark Earth

    PSA Classic SBA4 Lower Build Kit, Flat Dark Earth

    $149.99
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  3. Rise Armament Lower Parts Kit, Black - 12003

    Rise Armament Lower Parts Kit, Black - 12003

    Rating:
    90%
    (4)
    $44.99
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  4. PSA PA10 MOE EPT Lower Build Kit with Overmolded Grip, Black

    PSA PA10 MOE EPT Lower Build Kit with Overmolded Grip, Black

    Rating:
    80%
    (14)
    $149.99
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  5. Strike Industries Enhanced Lower Receiver Parts Kit, Black - AR-E-LRPLT

    Strike Industries Enhanced Lower Receiver Parts Kit, Black - AR-E-LRPLT

    Rating:
    91%
    (15)
    Regular Price $65.99 Special Price $58.99
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  6. 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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  7. Wilson Combat Lower Receiver Small Parts Kit, Matte Black - TRLOWERK

    Wilson Combat Lower Receiver Small Parts Kit, Matte Black - TRLOWERK

    Rating:
    80%
    (3)
    Regular Price $57.99 Special Price $51.99
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  8. Tacfire Lower Parts Kit for AR-10 308 Pistol, Black - LPK02B-308

    Tacfire Lower Parts Kit for AR-10 308 Pistol, Black - LPK02B-308

    Rating:
    100%
    (2)
    Regular Price $78.99 Special Price $70.99
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  9. Aim Sports Lower Parts Kit for AR-15 Rifle, Black - ARCLPK

    Aim Sports Lower Parts Kit for AR-15 Rifle, Black - ARCLPK

    Rating:
    100%
    (1)
    Regular Price $59.99 Special Price $53.79
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  10. 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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  11. Spikes Tactical Standard Lower Parts Kit, Black - SLPK101

    Spikes Tactical Standard Lower Parts Kit, Black - SLPK101

    Rating:
    100%
    (1)
    $76.50
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  12. Strike Industries Enhanced Lower Receiver Parts Kit, Black - AR-E-LRPTH

    Strike Industries Enhanced Lower Receiver Parts Kit, Black - AR-E-LRPTH

    Rating:
    95%
    (4)
    Regular Price $88.99 Special Price $79.99
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  13. Smith & Wesson Lower Parts Kit, Black - 110115

    Smith & Wesson Lower Parts Kit, Black - 110115

    Rating:
    100%
    (4)
    Regular Price $38.99 Special Price $34.99
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  14. Smith & Wesson Complete Lower Parts Kit, Black - 1085634

    Smith & Wesson Complete Lower Parts Kit, Black - 1085634

    Rating:
    80%
    (2)
    Regular Price $104.99 Special Price $83.99
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  15. PSA SBA4 Classic Pistol Lower Build Kit, Black

    PSA SBA4 Classic Pistol Lower Build Kit, Black

    Rating:
    92%
    (37)
    $139.99
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  16. PSA SBA4 MOE Pistol Lower Build Kit, Black

    PSA SBA4 MOE Pistol Lower Build Kit, Black

    Rating:
    96%
    (98)
    $149.99
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  17. PSA SBA4 MOE EPT Pistol Lower Build Kit, Black

    PSA SBA4 MOE EPT Pistol Lower Build Kit, Black

    Rating:
    94%
    (72)
    $159.99
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  18. PSA PA10 MOE EPT Lower Build Kit, Black

    PSA PA10 MOE EPT Lower Build Kit, Black

    Rating:
    88%
    (213)
    $149.99
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  19. PSA PA-10 Classic Lower Build Kit

    PSA PA-10 Classic Lower Build Kit

    Rating:
    88%
    (127)
    $119.99
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  20. 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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  21. 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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  22. magpul lower parts kit

    San Tan Tactical AR-15 Lower Receiver Parts Kit, Black - STT-LPK

    Rating:
    100%
    (1)
    Regular Price $39.99 Special Price $35.99
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  23. 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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  24. ar-15 lower parts kit

    CMMG Gunbuilders AR-15 Lower Parts Kit - 55CA601

    Rating:
    96%
    (98)
    Regular Price $39.99 Special Price $35.59
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  2. Lower Parts Kits 191
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