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AR-10 Lower Parts

We only carry top-quality AR-10 lower parts at Palmetto State Armory. We are your online source for taking your AR-10 lower to the next level by upgrading grips, springs, buffers, triggers, and a lot more. We also stock American-made parts and AR-10 kits for the armorer in you. 

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Items 1-24 of 47

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  1. PSA PA10 MOE EPT Lower Build Kit, Black

    PSA PA10 MOE EPT Lower Build Kit, Black

    Rating:
    86%
    (172)
    Regular Price $289.99 Special Price $129.99
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  2. PSA PA-10 Classic Lower Build Kit

    PSA PA-10 Classic Lower Build Kit

    Rating:
    88%
    (84)
    Regular Price $249.99 Special Price $99.99
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  3. PSA PA10 Classic Lower Parts Kit - 482756

    PSA PA10 Classic Lower Parts Kit - 482756

    Rating:
    80%
    (21)
    Regular Price $119.99 Special Price $99.99
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  4. PSA PA10 Upgrade Kit - 503714

    PSA PA10 Upgrade Kit - 503714

    Rating:
    88%
    (46)
    $19.99
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  5. FAB Defense Rubberized AR-15 Pistol Grip in Black

    FAB Defense AR-15 Rubberized Pistol Grip, Black - AGR-43

    Rating:
    100%
    (20)
    $28.99
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  6. PSA PA10 Bolt Catch Assembly - 508014

    PSA PA10 Bolt Catch Assembly - 508014

    Rating:
    86%
    (32)
    $6.99
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  7. PSA PA10 A2 Rifle Buffer Tube Kit - 7779360

    PSA PA10 A2 Rifle Buffer Tube Kit - 7779360

    Rating:
    78%
    (11)
    $79.99
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  8. PSA PA10 Pivot Pin

    PSA PA10 Pivot Pin

    Rating:
    86%
    (6)
    $14.99
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  9. CMMG Gunbuilder Lower Parts Kit MK3 - 38CA61A

    CMMG Gunbuilder Lower Parts Kit MK3 - 38CA61A

    Rating:
    68%
    (12)
    Regular Price $50.99 Special Price $39.72
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  10. PSA PA10 .308 Take Down Pin - 482660

    PSA PA10 .308 Take Down Pin - 482660

    Rating:
    88%
    (8)
    $16.95
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  11. PSA PA10 Mag Catch Assembly - 508015

    PSA PA10 Mag Catch Assembly - 508015

    Rating:
    100%
    (13)
    $6.19
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  12. PSA PA10 MOE EPT Lower Build Kit with Overmolded Grip, Black

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

    Rating:
    78%
    (13)
    Regular Price $289.99 Special Price $239.99
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  13. Armaspec Anti-Walk Trigger/Hammer AR-15 Accessory Pins

    Armaspec Anti-Walk Trigger/Hammer Pins ‒ ARM136-SS

    Rating:
    92%
    (12)
    $16.79
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  14. FAB Defense Tactical Folding AR-15 Pistol Grip in Black

    FAB Defense Tactical Folding Pistol Grip, Black - AGF-43S

    Rating:
    80%
    (3)
    $49.99
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  15. PSA PA10 .308 Bolt Catch - 503661

    PSA PA10 .308 Bolt Catch - 503661

    Rating:
    82%
    (22)
    $9.99
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  16. Hiperfire HIPERTOUCH Genesis AR15 Trigger Assembly - HPTG

    Hiperfire HIPERTOUCH Genesis AR15 Trigger Assembly - HPTG

    Rating:
    100%
    (4)
    $279.99
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  17. Hiperfire HIPERTOUCH Elite AR15 Trigger Assembly - HPTE

    Hiperfire HIPERTOUCH Elite AR15 Trigger Assembly - HPTE

    Rating:
    100%
    (1)
    Regular Price $265.99 Special Price $189.99
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  18. Hiperfire EDT Sharp Shooter AR15 Trigger Assembly - EDTSS

    Hiperfire EDT Sharp Shooter AR15 Trigger Assembly - EDTSS

    Rating:
    90%
    (17)
    $132.99
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  19. Hiperfire HIPERTOUCH Reflex AR15 Trigger Assembly - HPTR

    Hiperfire HIPERTOUCH Reflex AR-15 Trigger Assembly - HPTR

    Rating:
    100%
    (2)
    $298.99
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  20. Hiperfire HIPERTOUCH Competition AR15 Trigger Assembly - HPTC

    Hiperfire HIPERTOUCH Competition AR15 Trigger Assembly - HPTC

    Regular Price $333.19 Special Price $237.50
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  21. PSA PA10 Magazine Catch - 506799

    PSA PA10 Magazine Catch - 506799

    Rating:
    54%
    (7)
    $4.99
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  22. Armaspec Spare Parts Kit for AR-15/AR-10 - ARM148-SS

    Armaspec Spare Parts Kit for AR-15/AR-10 - ARM148-SS

    $15.19
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  23. Armaspec AR-10 GEN 3 Sound Mitigation Buffer - ARM258-AR10

    Armaspec AR-10 GEN 3 Sound Mitigation Buffer - ARM258-AR10

    Regular Price $64.99 Special Price $49.99
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  24. Armaspec FT90 Full Throw Ambidextrous Safety Selector, Black

    Armaspec FT90 Full Throw Ambidextrous Safety Selector, Black ‒ ARM111-BLK

    $52.99
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