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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 409-432 of 1828

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  1. LanTac ECT-1 AR Single Stage Curved Trigger 3.5lb Pull Weight - 01LPECT1C

    LanTac ECT-1 AR Single Stage Curved Trigger 3.5lb Pull Weight - 01LPECT1C

    Rating:
    100%
    (1)
    Regular Price $219.99 Special Price $197.99
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  2. Armaspec Spring Black - ARM181AR15

    Armaspec Spring Black - ARM181AR15

    Rating:
    100%
    (5)
    Regular Price $25.99 Special Price $22.99
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  3. Phase 5 Weapon Systems Extended, V3, Bolt Release, Flat Dark Earth

    Phase 5 Weapon Systems Extended, V3, Bolt Release, Flat Dark Earth

    Rating:
    100%
    (3)
    Regular Price $62.99 Special Price $55.99
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  4. Battle Arms Bad-Ass Pro Ambidextrous Safety Selector - BADASSFAPRO

    Battle Arms Bad-Ass Pro Ambidextrous Safety Selector - BADASSFAPRO

    Regular Price $75.99 Special Price $67.99
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  5. Battle Arms Bad-Ass Elite Ambidextrous Safety Selector - BADASSELITE

    Battle Arms Bad-Ass Elite Ambidextrous Safety Selector - BADASSELITE

    Regular Price $83.99 Special Price $74.99
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  6. Battle Arms Bad-Ass Professional Ambidextrous Safety Selector - BADASSPRO

    Battle Arms Bad-Ass Professional Ambidextrous Safety Selector - BADASSPRO

    Rating:
    100%
    (5)
    Regular Price $46.99 Special Price $41.99
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  7. Fortis SLS Fifty, Safety Selector, Flat Dark Earth, Matte

    Fortis SLS Fifty, Safety Selector, Flat Dark Earth, Matte

    Regular Price $42.99 Special Price $37.99
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  8. Battle Arms AR-15 BAD-ASS-LITE Ambidextrous Safety Selector 90/60, Blue - BADASSLITEBLUE

    Battle Arms AR-15 BAD-ASS-LITE Ambidextrous Safety Selector 90/60, Blue - BADASSLITEBLUE

    $65.00
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  9. CMMG AR15 Bolt Catch - 55AFF34

    CMMG AR15 Bolt Catch - 55AFF34

    Rating:
    100%
    (2)
    Regular Price $9.99 Special Price $8.99
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  10. CMMG AR15 Magazine Catch - 55AFFA7

    CMMG AR15 Magazine Catch - 55AFFA7

    Rating:
    100%
    (1)
    Regular Price $10.99 Special Price $9.99
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  11. CMMG Receiver Extension Nut, Mk4 - 55CA9CB

    CMMG Receiver Extension Nut, Mk4 - 55CA9CB

    Regular Price $9.99 Special Price $8.79
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  12. CMMG AR15 Ambi Mag Catch, Black, Engraved with CMMG Logo

    CMMG AR15 Ambi Mag Catch, Black, Engraved with CMMG Logo

    Rating:
    96%
    (5)
    Regular Price $31.99 Special Price $28.99
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  13. Strike Industries Modular Magazine Catch, Black - SIARMMR

    Strike Industries Modular Magazine Catch, Black - SIARMMR

    Regular Price $44.99 Special Price $32.99
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  14. Strike Industries Mag Release for CZ EVO, Black - SICEVOMR

    Strike Industries Mag Release for CZ EVO, Black - SICEVOMR

    Rating:
    100%
    (1)
    Regular Price $19.99 Special Price $17.99
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  15. Patriot Ordnance Factory Universal Bolt Catch, Black - 667

    Patriot Ordnance Factory Universal Bolt Catch, Black - 667

    Regular Price $18.99 Special Price $15.99
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  16. Luth-AR AR-10 Oversized Bolt Catch, Fits .308 AR Rifles - LRBC308

    Luth-AR AR-10 Oversized Bolt Catch, Fits .308 AR Rifles - LRBC308

    Rating:
    40%
    (3)
    $23.45
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  17. Patriot Ordnance Factory Roller Cam Pin Assembly, 223, NP3 Coating

    Patriot Ordnance Factory Roller Cam Pin Assembly, 223, NP3 Coating

    Regular Price $267.99 Special Price $240.99
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  18. Fortis Manufacturing SLS Fifty AR-15 Safety Selector, OD Green - SLS50ODG

    Fortis Manufacturing SLS Fifty AR-15 Safety Selector, OD Green - SLS50ODG

    Regular Price $42.99 Special Price $37.99
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  19. Battle Arms S&W M&P 15-22 BAD-ASS-PRO Ambidextrous Safety Selector - BADASSPRO1522

    Battle Arms S&W M&P 15-22 BAD-ASS-PRO Ambidextrous Safety Selector - BADASSPRO1522

    Rating:
    100%
    (1)
    Regular Price $57.99 Special Price $51.99
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  20. Battle Arms AR-15 BAD-ASS-LITE Ambidextrous Safety Selector 90/60, Red - BADASSLITERED

    Battle Arms AR-15 BAD-ASS-LITE Ambidextrous Safety Selector 90/60, Red - BADASSLITERED

    Rating:
    100%
    (1)
    $65.00
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  21. Apex Tactical Specialties Low Profile Safety Lever Set for the CZ Scorpion EVO 3 S1, Black

    Apex Tactical Specialties Low Profile Safety Lever Set for the CZ Scorpion EVO 3 S1, Black

    Regular Price $64.99 Special Price $57.99
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  22. Battle Arms Bad-Ass Lite Ambidextrous Safety Selector, Lightweight, Black Finish

    Battle Arms Bad-Ass Lite Ambidextrous Safety Selector, Lightweight, Black Finish

    Regular Price $69.99 Special Price $62.99
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  23. Battle Arms Enhanced Magazine Release, Anodized Finish, Red, Aluminum Construction

    Battle Arms Enhanced Magazine Release, Anodized Finish, Red, Aluminum Construction

    Regular Price $7.00 Special Price $6.75
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  24. TriggerTech AR-15 Mil-Spec Curved Trigger, Two Stage, 5.5lb Pull - AH0TDB55NNC

    TriggerTech AR-15 Mil-Spec Curved Trigger, Two Stage, 5.5lb Pull - AH0TDB55NNC

    Regular Price $156.99 Special Price $140.99
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Items 409-432 of 1828

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  1. Buffer Tube Assembly Parts 493
  2. Enhanced Parts 396
  3. Lower Receiver Assembly Parts 896
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