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AR-15 Lower Parts

With Palmetto State Armory's AR-15 lower parts, you can build or personalize your AR-15 lower receiver to your exact specifications. Browse our collection of triggers, stocks, furniture, and much more to create your perfect AR-15 today. All Palmetto State Armory branded AR lower parts are American made and feature our full lifetime warranty.

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Items 1-24 of 757

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  1. PSA AR-15 Lower Safe/Fire - 1728

    PSA AR-15 Lower Safe/Fire - 1728

    Rating:
    96%
    (1465)
    Regular Price $109.99 Special Price $99.99
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  2. CMC Trigger Single Stage Tactical Flat Bow, (3.5lbs)-91503

    CMC Drop In Trigger Single Stage Tactical Flat Bow AR-15/AR-10, 3.5lbs - 91503

    Rating:
    96%
    (657)
    $167.99
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  3. CMC AR-15 Enhanced Trigger in Matte Black (3.5LB)

    CMC Triggers AR-15 Tactical Single Stage Curved Trigger, Matte Black (3.5lb) - 91501

    Rating:
    96%
    (196)
    $167.99
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  4. psa sba4 moe ept pistol lower build kit black

    PSA SBA3 MOE EPT Pistol Lower Build Kit, Black

    Rating:
    94%
    (247)
    Regular Price $309.99 Special Price $229.99
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  5. ar 15 stealth stripped lower receiver by palmetto state armory

    PSA AR-15 "Stealth" Stripped Lower Receiver

    Rating:
    96%
    (787)
    $114.99
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  6. ar-15 lower receiver parts kit

    CMMG AR-15 Lower Parts Kit - 55CA6C5

    Rating:
    90%
    (27)
    Regular Price $89.99 Special Price $74.99
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  7. SB Tactical SBA3 Pistol Brace For Sale

    SB Tactical SBA3 Pistol Brace, Black - SBA3-01-SB

    Rating:
    98%
    (69)
    Regular Price $149.99 Special Price $129.99
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  8. D&H 5.56 30rd aluminum Magazine black

    D&H 5.56 30rd Aluminum Magazine

    Rating:
    96%
    (3226)
    Regular Price $14.99 Special Price $11.99
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  9. PSA Custom AR 3.5 lbs. Match Grade Drop-In Trigger, Flat - 116055

    PSA Custom AR 3.5 lbs. Match Grade Single-Stage Drop-In Trigger, Flat - 116055

    Rating:
    96%
    (570)
    Regular Price $149.99 Special Price $119.99
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  10. CMC Single Stage Tactical AR Trigger

    CMC Triggers Single Stage Tactical Trigger - 2-2.5lb Flat - 90503

    Rating:
    98%
    (16)
    $199.99
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  11. PSA MFT Minimalist EPT Lower Build Kit, Olive Drab Green

    PSA MFT Minimalist EPT Lower Build Kit, Olive Drab Green

    Rating:
    100%
    (9)
    Regular Price $249.99 Special Price $189.99
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  12. PSA MFT Minimalist EPT Lower Build Kit, Gray

    PSA MFT Minimalist EPT Lower Build Kit, Gray

    Rating:
    90%
    (10)
    Regular Price $249.99 Special Price $189.99
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  13. PSA MFT Minimalist EPT Lower Build Kit, Flat Dark Earth

    PSA MFT Minimalist EPT Lower Build Kit, Flat Dark Earth

    Rating:
    100%
    (10)
    Regular Price $249.99 Special Price $189.99
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  14. Lead Star Arms Ravage Extended Magazine Release, Black

    Lead Star Arms Ravage Extended Magazine Release

    $24.79
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  15. PSA Custom Anti-Walk Trigger & Hammer Pins, Nitride

    PSA Custom Anti-Walk Trigger & Hammer Pins, Nitride

    Rating:
    98%
    (109)
    $9.99
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  16. PSA Custom AR-15 Fluted Carbine Buffer Tube, Black - 778128

    PSA Custom AR-15 Fluted Carbine Buffer Tube, Black - 778128

    Rating:
    94%
    (30)
    $24.95
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  17. PSA Custom AR-15 2-Piece Extended Magazine Release Button, Black - 116022

    PSA Custom AR-15 2-Piece Extended Magazine Release Button, Black - 116022

    Rating:
    88%
    (14)
    $9.95
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  18. PSA Custom AR-15 Lightweight Aluminum Castle Nut

    PSA Custom Lightweight Aluminum Castle Nut - 116018

    Rating:
    98%
    (10)
    $10.95
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  19. PSA Custom Lightweight Skeletonized Bolt Catch

    PSA Custom Lightweight Skeletonized Bolt Catch - 116017

    Rating:
    82%
    (10)
    $13.95
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  20. SBA3 MOE EPT AR-15 lower build kit in gray

    PSA SBA3 MOE EPT Pistol Lower Build Kit, Gray

    Rating:
    94%
    (55)
    Regular Price $299.99 Special Price $239.99
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  21. MOE AR-15 lower build kit in black

    PSA AR-15 MOE+ Lower Build Kit - Black

    Rating:
    96%
    (163)
    Regular Price $224.99 Special Price $169.99
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  22. PSA Custom Anti-Walk Trigger and Hammer Pins in Stainless Steel

    PSA Custom Anti-Walk Trigger & Hammer Pins, Stainless Steel - 116000

    Rating:
    96%
    (97)
    $9.99
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  23. PSA Custom AR-15 Enhanced Titanium Trigger Pins

    PSA Custom AR Enhanced Titanium Trigger Pins - 116011

    Rating:
    98%
    (8)
    $6.95
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  24. PSA enhanced bolt catch AR-15 accessory

    PSA Custom AR Enhanced Bolt Catch - 116008

    Rating:
    84%
    (5)
    $11.95
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Items 1-24 of 757

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  1. AR-15 Lower Accessories 49
  2. AR-15 Enhanced Triggers 78
  3. AR-15 Grips 122
  4. AR-15 Individual Lower Parts 178
  5. AR-15 Lower Build Kits 56
  6. AR-15 Lower Parts Kits 35
  7. AR-15 Lower Receivers 7
  8. AR-15 Magazines 56
  9. AR-15 Repair Kits 11
  10. AR-15 Stocks 107
  11. AR-15 Stock Kits 21
  12. AR-15 Trigger Guards 29
  13. AR-15 Upgrade Kits 17
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