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AR-15 Upgrade Kits

When it's time to take your AR-15 to the next level, shop Palmetto State Armory for some of the best AR-15 upgrade kits. Here you can find kits from brands like Lead Star Arms, KNS Precision, PSA Custom. Upgrade your investment today!

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Items 25-48 of 157

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  1. 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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  2. 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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  3. 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 $37.99 Special Price $33.99
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  4. 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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  5. 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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  6. 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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  7. 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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  8. 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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  9. Rise Armament Lower Parts Kit, Black - 12003

    Rise Armament Lower Parts Kit, Black - 12003

    Rating:
    90%
    (4)
    $44.99
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  10. 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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  11. 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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  12. 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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  13. 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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  14. 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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  15. 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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  16. Smith & Wesson Lower Parts Kit, Black - 110115

    Smith & Wesson Lower Parts Kit, Black - 110115

    Rating:
    100%
    (3)
    Regular Price $38.99 Special Price $34.99
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  17. 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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  18. 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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  19. 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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  20. 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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  21. ar-15 lower receiver parts kit

    CMMG AR-15 Lower Parts Kit - 55CA6C5

    Rating:
    93%
    (65)
    Regular Price $73.99 Special Price $65.99
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  22. AR-15 Magpul Lower Parts Kit

    PSA AR-15 EPT MOE Lower Parts Kit

    Rating:
    98%
    (92)
    $69.99
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  23. AR-15 Classic Lower Parts Kit

    PSA AR-15 EPT Classic Lower Parts Kit - 7778133

    Rating:
    94%
    (42)
    $59.99
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  24. magpul lower parts kit

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

    Rating:
    94%
    (59)
    $79.99
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