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AR-15 Lower Parts

Please browse our selection of individual parts for your AR-15. We stock lower parts such as buffer tube assemblies, enhanced parts, and assembly parts for lower receivers. Choose from some top-selling brands like Palmetto State Armory, Armaspec, PSA Custom, Timber Creek, and much more.

Buffer Tube Assembly Parts

Buffer Tube Assembly Parts
Enhanced Parts

Enhanced Parts
Lower Receiver Assembly Parts

Lower Receiver Assembly Parts
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Items 25-48 of 1833

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  1. RISE Armament Rev 535 Slide-and-Snap AR Trigger - T35-BR

    RISE Armament Rev 535 Slide-and-Snap AR Trigger - T35-BR

    Rating:
    100%
    (1)
    Regular Price $300.99 Special Price $270.99
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  2. RISE Armament Rev 535 Slide-and-Snap AR Trigger - T35-BB

    RISE Armament Rev 535 Slide-and-Snap AR Trigger - T35-BB

    Rating:
    100%
    (1)
    Regular Price $300.99 Special Price $270.99
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  3. RISE Armament Rev 535 Slide-and-Snap AR Trigger - T35-SR

    RISE Armament Rev 535 Slide-and-Snap AR Trigger - T35-SR

    Regular Price $300.99 Special Price $270.99
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  4. Franklin Armory BFSIII AR-Elite Trigger Curved/Flat Crimson Red - 00-50631-CRM

    Franklin Armory BFSIII AR-Elite Trigger Curved/Flat Crimson Red - 00-50631-CRM

    Rating:
    100%
    (10)
    Regular Price $399.99 Special Price $249.99
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  5. Forward Controls Design - 3 QD Socket End Plate ODG - ESF-H, ODG

    Forward Controls Design - 3 QD Socket End Plate ODG - ESF-H, ODG

    $62.70
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  6. Forward Controls Design - 3 QD Socket End Plate FDE - 3 QD Socket End Plate - ESF-H, FDE

    Forward Controls Design - 3 QD Socket End Plate FDE - 3 QD Socket End Plate - ESF-H, FDE

    $62.70
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  7. Forward Controls Design - 7.62 Bolt Catch, Serrated - ABC/R, 7.62, serrated

    Forward Controls Design - 7.62 Bolt Catch, Serrated - ABC/R, 7.62, serrated

    $58.90
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  8. Forward Controls Design - 7.62 Bolt Catch, Dimpled - AVC/R 7.62, AA

    Forward Controls Design - 7.62 Bolt Catch, Dimpled - AVC/R 7.62, AA

    $58.90
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  9. Forward Controls Design - Trigger Guard, Enlarged Opening, ODG - TGF, Winter, OD Green

    Forward Controls Design - Trigger Guard, Enlarged Opening, ODG - TGF, Winter, OD Green

    Regular Price $26.99 Special Price $23.99
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  10. Forward Controls Design - Trigger Guard, Enlarged Opening, FDE - TGF, Winter, FDE

    Forward Controls Design - Trigger Guard, Enlarged Opening, FDE - TGF, Winter, FDE

    Regular Price $26.99 Special Price $23.99
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  11. B5 Systems - TRIGGER GUARD, COMPOSITE (RAL 8000) - PTG-1650

    B5 Systems - TRIGGER GUARD, COMPOSITE (RAL 8000) - PTG-1650

    Rating:
    100%
    (1)
    $7.99
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  12. PSA Freedom AR15 Curved Trigger Shoe, Semi-Auto

    PSA Freedom AR15 Curved Trigger Shoe, Semi-Auto

    Rating:
    100%
    (1)
    $7.99
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  13. DPMS Panther Claw Drop-In Curved Trigger, 3.5lb

    DPMS Panther Claw Drop-In Curved Trigger, 3.5lb

    Rating:
    95%
    (15)
    $89.99
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  14. TCS #8-32 x 5/16-27 16" AR Upper Receiver and Buffer Tube Rod

    TCS #8-32 x 5/16-27 16" AR Upper Receiver and Buffer Tube Rod

    Regular Price $40.99 Special Price $36.09
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  15. Battle Arms Enhanced Modular Magazine Release, Black

    Battle Arms Enhanced Modular Magazine Release, Black

    Regular Price $23.95 Special Price $20.95
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  16. 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

    Rating:
    100%
    (2)
    Regular Price $208.99 Special Price $189.99
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  17. JP Enterprises Tactical Spring Kit, Yellow/Gray

    JP Enterprises Tactical Spring Kit, Yellow/Gray

    Regular Price $12.99 Special Price $11.69
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  18. Geissele HK MR 762 Trigger Two-Stage, Black

    Geissele HK MR 762 Trigger Two-Stage, Black

    Regular Price $518.99 Special Price $470.99
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  19. Tactical Springs LLC Extractor Upgrade Triple Kit

    Tactical Springs LLC Extractor Upgrade Triple Kit

    Regular Price $15.99 Special Price $13.79
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  20. Sprinco USA Enhanced Hammer Spring

    Sprinco USA Enhanced Hammer Spring

    Regular Price $5.99 Special Price $4.99
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  21. Tactical Springs LLC Extractor Upgrade Triple Kit

    Tactical Springs LLC Extractor Upgrade Triple Kit

    Rating:
    100%
    (1)
    Regular Price $14.99 Special Price $12.69
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  22. Tactical Springs LLC Extra Power Carbine Extension Tube Buffer Spring

    Tactical Springs LLC Extra Power Carbine Extension Tube Buffer Spring

    Regular Price $24.99 Special Price $22.49
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  23. 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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  24. Tactical Springs LLC Reduced Power Carbine Buffer Spring

    Tactical Springs LLC Reduced Power Carbine Buffer Spring

    Rating:
    100%
    (2)
    $21.99
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Items 25-48 of 1833

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  1. Buffer Tube Assembly Parts 494
  2. Enhanced Parts 379
  3. Lower Receiver Assembly Parts 897
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