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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. 

Individual Parts

Individual Parts
Magazine Releases

Magazine Releases
Buffer Tube Assembly Parts

Buffer Tube Assembly Parts
Safety Selectors

Safety Selectors
Triggers

Triggers
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Items 1-24 of 578

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  1. Lead Star Arms Ravage Magazine Release Button, Black

    Lead Star Arms Ravage Magazine Release Button, Black

    Rating:
    87%
    (3)
    $10.99
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  2. Forward Controls Design - Enhanced Mag Release, Ambi, Dimpled Lever - EMR-A, AA v2

    Forward Controls Design - Enhanced Mag Release, Ambi, Dimpled Lever - EMR-A, AA v2

    $66.99
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  3. Battle Arms Enhanced Modular Magazine Release, Black

    Battle Arms Enhanced Modular Magazine Release, Black

    Regular Price $23.99 Special Price $20.99
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  4. Geissele B-G2S-E Enhanced Match Grade Trigger Two-Stage Drop-In, Black

    Geissele B-G2S-E Enhanced Match Grade Trigger Two-Stage Drop-In, Black

    $183.99
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  5. Tactical Springs LLC Extra Power Carbine Extension Tube Buffer Spring

    Tactical Springs LLC Extra Power Carbine Extension Tube Buffer Spring

    $21.99
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  6. Tactical Springs LLC Carbine Extension Tube Reliability Kit

    Tactical Springs LLC Carbine Extension Tube Reliability Kit

    Regular Price $29.99 Special Price $26.99
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  7. Brownells 2-Position Mil-Spec Buffer Tube, Gray

    Brownells 2-Position Mil-Spec Buffer Tube, Gray

    Regular Price $30.99 Special Price $27.69
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  8. Brownells M4 Mil-Spec Buffer Tube Assembly, Black

    Brownells M4 Mil-Spec Buffer Tube Assembly, Black

    Regular Price $64.99 Special Price $58.49
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  9. Brownells Oversized Magazine Release Button, Black

    Brownells Oversized Magazine Release Button, Black

    Regular Price $21.99 Special Price $19.69
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  10. Brownells 6-Position Mil-Spec Buffer Tube, Black

    Brownells 6-Position Mil-Spec Buffer Tube, Black

    Rating:
    60%
    (2)
    Regular Price $31.99 Special Price $28.69
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  11. Brownells Handguard Slip Ring Spring, Black

    Brownells Handguard Slip Ring Spring, Black

    Regular Price $11.99 Special Price $10.59
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  12. Brownells Rifle Buffer, Silver

    Brownells Rifle Buffer, Silver

    Regular Price $21.99 Special Price $19.69
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  13. Brownells Rifle Receiver Extension Tube, Black

    Brownells Rifle Receiver Extension Tube, Black

    Regular Price $54.99 Special Price $48.89
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  14. Brownells Carbine Buffer, Silver

    Brownells Carbine Buffer, Silver

    Regular Price $36.99 Special Price $32.79
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  15. JP Enterprises H2 Buffer Gen 2 Silent Captured Spring Builder w/Alternative Spring Pack

    JP Enterprises H2 Buffer Gen 2 Silent Captured Spring Builder w/Alternative Spring Pack

    $210.99
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  16. JP Enterprises H2 Buffer Gen 2 Silent Captured Spring

    JP Enterprises H2 Buffer Gen 2 Silent Captured Spring

    $198.99
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  17. JP Enterprises Standard Buffer Gen 2 Silent Captured Spring Builder w/Alternative Spring Pack

    JP Enterprises Standard Buffer Gen 2 Silent Captured Spring Builder w/Alternative Spring Pack

    Regular Price $205.99 Special Price $184.99
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  18. JP Enterprises Standard Buffer Gen 2 Silent Captured Spring

    JP Enterprises Standard Buffer Gen 2 Silent Captured Spring

    $127.99
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  19. JP Enterprises 3-Piece Alternate Spring Pack

    JP Enterprises 3-Piece Alternate Spring Pack

    Regular Price $27.99 Special Price $24.99
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  20. JP Enterprises Tuned and Polished Buffer Spring

    JP Enterprises Tuned and Polished Buffer Spring

    $23.99
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  21. JP Enterprises Tuned and Polished Buffer Spring

    JP Enterprises Tuned and Polished Buffer Spring

    Regular Price $27.99 Special Price $24.79
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  22. JP Enterprises Adjustable/Reversible Selector, Black

    JP Enterprises Adjustable/Reversible Selector, Black

    Regular Price $84.99 Special Price $75.99
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  23. LMT Defense Thumb Safety Selector, Black

    LMT Defense Thumb Safety Selector, Black

    Rating:
    100%
    (1)
    Regular Price $43.99 Special Price $38.99
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  24. Geissele Ultra Duty Mag Release Button, Black

    Geissele Ultra Duty Mag Release Button, Black

    Regular Price $14.99 Special Price $12.99
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Items 1-24 of 578

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  1. Safety Selectors 170
  2. Magazine Releases 163
  3. Buffer Tube Assembly Parts 69
  4. Individual Parts 152
  5. Triggers 88
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