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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 97-120 of 370

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  1. PSA AR15 MOE 2-Stage Lower Build Kit, Black

    PSA AR15 MOE 2-Stage Lower Build Kit, Black

    Rating:
    95%
    (8)
    $149.99
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  2. PSA 16" 5.56 NATO 1:7 Mid-length Nitride 13.5" Lightweight M-Lok MOE 2-Stage Precision Rifle Kit w/ MBUS Sight Set

    PSA 16" 5.56 NATO 1:7 Mid-length Nitride 13.5" Lightweight M-Lok MOE 2-Stage Precision Rifle Kit w/ MBUS Sight Set

    Rating:
    90%
    (6)
    $529.99
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  3. Timber Creek Lower Parts Kit, Blue

    Timber Creek Lower Parts Kit, Blue - AR LPK B

    Regular Price $108.99 Special Price $79.99
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  4. Timber Creek Lower Parts Kit, Tungsten

    Timber Creek Lower Parts Kit, Tungsten - AR LPK T

    Regular Price $89.99 Special Price $80.99
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  5. MOE EPT BTR Pistol Lower Build Kit, Black

    MOE EPT BTR Pistol Lower Build Kit, Black

    Rating:
    97%
    (12)
    $129.99
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  6. MOE EPT BSL Lower Build Kit, Black

    MOE EPT BSL Lower Build Kit, Black

    Rating:
    99%
    (15)
    $129.99
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  7. PSA Classic Lower Parts Kit, ODG

    PSA Classic Lower Parts Kit, ODG

    Rating:
    84%
    (10)
    $49.99
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  8. PSA Classic Lower Parts Kit, FDE

    PSA Classic Lower Parts Kit, FDE

    Rating:
    98%
    (17)
    $49.99
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  9. Timber Creek AR-15 Lower Parts Kit, OD Green

    Timber Creek AR-15 Lower Parts Kit, OD Green - AR LPK OD

    Regular Price $89.99 Special Price $80.99
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  10. Spike's Tactical Lower Receiver Parts Kit - SLPK100

    Spike's Tactical Lower Receiver Parts Kit - SLPK100

    $40.50
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  11. Luth-AR Lower Parts Builder Kit - LRPK-BLDR

    Luth-AR Lower Parts Builder Kit - LRPK-BLDR

    Regular Price $39.99 Special Price $35.99
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  12. Luth-AR AR-15 Lower Receiver Parts Kit w/ Trigger and Grip - LRPK-1

    Luth-AR AR-15 Lower Receiver Parts Kit w/ Trigger and Grip - LRPK-1

    Rating:
    90%
    (2)
    Regular Price $68.99 Special Price $61.99
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  13. Doublestar Corp. OOPS! Replacement Gun Parts Kit - AR791

    Doublestar Corp. OOPS! Replacement Gun Parts Kit - AR791

    Rating:
    100%
    (7)
    Regular Price $17.99 Special Price $15.99
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  14. Doublestar Corp. AR-15 Lower Parts Kit 223 Rem/5.56, Black - AR270

    Doublestar Corp. AR-15 Lower Parts Kit 223 Rem/5.56, Black - AR270

    Rating:
    100%
    (1)
    $67.99
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  15. Luth-AR 308 Lower Parts Kit Fits AR-10 - LRPK-BLDR-308

    Luth-AR 308 Lower Parts Kit Fits AR-10 - LRPK-BLDR-308

    Rating:
    100%
    (5)
    Regular Price $49.99 Special Price $44.99
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  16. Luth-AR 308 Lower Parts Kit Fits AR-10 - LRPK-308

    Luth-AR 308 Lower Parts Kit Fits AR-10 - LRPK-308

    Rating:
    40%
    (1)
    Regular Price $101.99 Special Price $74.99
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  17. LBE Unlimited .223/5.56 AR-15 Lower Parts Kit With Trigger Guard And Pistol Grip, Black - AR15LPKT

    LBE Unlimited .223/5.56 AR-15 Lower Parts Kit With Trigger Guard And Pistol Grip, Black - AR15LPKT

    Regular Price $76.99 Special Price $68.99
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  18. LBE Unlimited .223/5.56 AR-15 Lower Parts Kit Without Trigger Guard Or Pistol Grip, Black - ARK15LPK

    LBE Unlimited .223/5.56 AR-15 Lower Parts Kit Without Trigger Guard Or Pistol Grip, Black - ARK15LPK

    Rating:
    100%
    (2)
    Regular Price $72.99 Special Price $64.99
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  19. Battle Arms Development Enhanced Lower Parts Kit - 100-025-392

    Battle Arms Development Enhanced Lower Parts Kit - 100-025-392

    Rating:
    100%
    (2)
    Regular Price $38.99 Special Price $34.99
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  20. Timber Creek Lower Parts Kit, Purple

    Timber Creek Lower Parts Kit, Purple - AR LPK PPA

    Rating:
    100%
    (1)
    Regular Price $89.99 Special Price $80.99
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  21. Timber Creek Lower Parts Kit, FDE

    Timber Creek Lower Parts Kit, FDE - AR LPK FDE

    Rating:
    100%
    (1)
    Regular Price $89.99 Special Price $80.99
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  22. PSA Classic Pistol Lower Build Kit

    PSA Classic Pistol Lower Build Kit

    $99.99
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  23. PSA MOE EPT Pistol Lower Build Kit

    PSA MOE EPT Pistol Lower Build Kit

    Rating:
    100%
    (5)
    $119.99
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  24. CMC Lower Assembly Kit With Flat Trigger, Black

    CMC Lower Assembly Kit With Flat Trigger, Black - 81503

    Rating:
    100%
    (2)
    $249.00
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