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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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  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

    Out of Stock
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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)
    Out of Stock
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  3. KE Arms AR-15 Lower Parts Kit With A2 Pistol Grip, Black - 1-50-01-543

    KE Arms AR-15 Lower Parts Kit With A2 Pistol Grip, Black - 1-50-01-543

    Out of Stock
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  4. KE Arms AR-15 Lower Parts Kit With XTech Pistol Grip, Black - 1-50-01-341

    KE Arms AR-15 Lower Parts Kit With XTech Pistol Grip, Black - 1-50-01-341

    Out of Stock
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  5. Armaspec Superlight AR-15 Lower Parts Kit, Flat Dark Earth

    Armaspec Superlight AR-15 Lower Parts Kit, Flat Dark Earth - ARM252-FDE

    Rating:
    95%
    (4)
    Out of Stock
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  6. Anderson Manufacturing Lower Parts Kit for AR-15 Gen 2 Rifle, Black - G2K4210000P

    Anderson Manufacturing Lower Parts Kit for AR-15 Gen 2 Rifle, Black - G2K4210000P

    Out of Stock
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  7. Windham Weaponry Standard Lower Parts Kit, Black - PKLPK

    Windham Weaponry Standard Lower Parts Kit, Black - PKLPK

    Out of Stock
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  8. Bushmaster Lower Receiver Parts Kit, Black - 93384

    Bushmaster Lower Receiver Parts Kit, Black - 93384

    Out of Stock
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  9. Black Rain Ordnance Lower Parts Kit - BRO-LPK-BLK

    Black Rain Ordnance Lower Parts Kit - BRO-LPK-BLK

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  10. Anderson Manufacturing Lower Parts Kit for AR-15 223/5.56 Rifle, Black - G2-K421-A000-0P

    Anderson Manufacturing Lower Parts Kit for AR-15 223/5.56 Rifle, Black - G2-K421-A000-0P

    Rating:
    100%
    (2)
    Out of Stock
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  11. Smith & Wesson Lower Parts Kit, Black - 110115

    Smith & Wesson Lower Parts Kit, Black - 110115

    Rating:
    100%
    (4)
    Out of Stock
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  12. CMMG Lower Parts Kit w/ Ambi Selector, Black - 55CA6B8

    CMMG Lower Parts Kit w/ Ambi Selector, Black - 55CA6B8

    Out of Stock
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  13. Armaspec AR-15 Lower Parts Kit, Flat Dark Earth - ARM152-FDE

    Armaspec AR-15 Lower Parts Kit, Flat Dark Earth - ARM152-FDE

    Rating:
    80%
    (1)
    Out of Stock
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  14. ar-15 lower parts kit

    New Frontier Armory AR-15 Lightweight Polymer Lower Parts Kit - LPK-LW

    Rating:
    20%
    (2)
    Out of Stock
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  15. Taccom AR-9 PCC Feed Ramp for Glock-Style 9mm Lower Receivers

    Taccom AR-9 PCC Feed Ramp for Glock-style 9mm Lower Receivers - 163

    Rating:
    71%
    (7)
    Out of Stock
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