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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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17 Items

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  1. PSA Custom Enhanced Inconel 600 AR-15 Spring Kit

    PSA Custom Enhanced Inconel 600 AR-15 Spring Kit

    Rating:
    100%
    (3)
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  2. Lead Star Arms AR-15 Anti-Walk Pins

    Lead Star Arms AR-15 Anti-Walk Pins

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  3. KNS Precision Gen2 Trigger & Hammer Pins - .1555

    KNS Precision Gen2 Trigger & Hammer Pins - .1555

    Rating:
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    (1)
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  4. Hogue Beavertail Grip and Collapsible AR-15 Buttstock

    Hogue AR-15/M-16 Kit - Finger Groove Beavertail Grip and OM Collapsible Buttstock - Mil-Spec - BLK

    Rating:
    100%
    (1)
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  5. Magpul Sling Mount AR-15 upgrade kit

    Magpul Sling Mount Kit - Type 1 MAG333

    Rating:
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  6. KNS Precision Mod 2 Gen 2 Non-Rotating Hammer/Trigger Pins, Black - NRTHPMOD2-154-Black

    KNS Precision Mod 2 Gen 2 Non-Rotating Hammer/Trigger Pins, Black - NRTHPMOD2-154-Black

    Rating:
    94%
    (3)
    Out of Stock
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  7. KNS Precision Gen 2 Trigger/Hammer Pins, Flat Dark Earth - NRTHP-154DE

    KNS Precision Gen 2 Trigger/Hammer Pins, Flat Dark Earth - NRTHP-154DE

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  8. KNS Gen2 T&H Pins NRTHP-1555BLK

    KNS Precision Gen2 T&H Pins - .1555 Black NRTHP-1555-BLK

    Rating:
    100%
    (1)
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  9. KNS Gen2 Mod2 T&H Pins 1555-BLK

    KNS Precision Gen2 Mod2 T&H Pins - .1555 Black NRTHPMOD2-1555-BLK

    Rating:
    90%
    (2)
    Out of Stock
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  10. KNS Precision Gen2 Mod2 T&H Pins - .154 Dark Earth

    KNS Precision Gen2 Mod2 T&H Pins - .154 Dark Earth NRTHPMOD2-154-FDE

    Rating:
    100%
    (1)
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  11. KNS Precision Gen2 T&H Pins - .154 Olive Drab

    KNS Precision Gen2 T&H Pins - .154 Olive Drab NRTHP-154-OD

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  12. Disc Troy M7A1 PDW AR-15 Stock Kit in Flat Dark Earth

    DISC Troy M7A1 PDW Stock Kit, FDE

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  13. KNS Precision NRTHPMOD2-1555DE

    DISC KNS Precision Gen2 Mod2 T&H Pins - .1555 Dark Earth NRTHPMOD2-1555-DE

    Out of Stock
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  14. KNS Gen2 Mod2 Trigger and Hammer Pins NRTHPMOD2-170DE

    DISC KNS Precision Gen2 Mod2 T&H Pins - .170 Dark Earth NRTHPMOD2-170-DE

    Out of Stock
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  15. KNS Gen2 T&H Pins .170

    DISC KNS Precision Gen2 T&H Pins - .170 Black NRTHP-170-BLK

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  16. KNS Gen2 .170 Trigger & Hammer Pin Set Dark Earth

    DISC KNS Precision Gen2 T&H Pins - .170 Dark Earth NRTHP-170-DE

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  17. KNS Gen2 T&H Pin Set OD Green

    DISC KNS Precision Gen2 T&H Pins - .170 Olive Drab NRTHP-170-OD

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