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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 529-552 of 1828

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  1. Advanced Technology AR-15 Standard Buffer Spring - A.5.10.1030

    Advanced Technology AR-15 Standard Buffer Spring - A.5.10.1030

    Regular Price $5.99 Special Price $4.99
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  2. Timney Triggers Solid 4 lb Single Stage AR-15 Drop In Trigger, Black - 668S

    Timney Triggers Solid 4 lb Single Stage AR-15 Drop In Trigger, Black - 668S

    $199.99
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  3. Radian Talon-GI 45/90 Safety Selector 1 Lever Long, Black - R0294

    Radian Talon-GI 45/90 Safety Selector 1 Lever Long, Black - R0294

    Rating:
    100%
    (3)
    Regular Price $46.99 Special Price $41.99
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  4. Radian Talon-GI 45/90 Safety Selector 1 Lever Long, FDE - R0293

    Radian Talon-GI 45/90 Safety Selector 1 Lever Long, FDE - R0293

    Rating:
    100%
    (2)
    Regular Price $49.99 Special Price $44.99
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  5. Radian Talon Ambidextrous Safety Selector 2 Lever Kit, Red - R0233

    Radian Talon Ambidextrous Safety Selector 2 Lever Kit, Red - R0233

    Rating:
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    (1)
    $69.99
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  6. Radian Takedown Pins, Black - R0077

    Radian Takedown Pins, Black - R0077

    Rating:
    100%
    (1)
    Regular Price $36.99 Special Price $32.99
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  7. Radian Talon Ambidextrous Safety Selector 4 Lever Kit, FDE - R0015

    Radian Talon Ambidextrous Safety Selector 4 Lever Kit, FDE - R0015

    $104.99
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  8. Radian Talon Ambidextrous Safety Selector 4 Lever Kit, Black - R0013

    Radian Talon Ambidextrous Safety Selector 4 Lever Kit, Black - R0013

    Rating:
    100%
    (1)
    $94.99
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  9. Phase 5 Weapon Systems Winter Trigger Guard w/ Allen Wrench, Roll Pin & Anti-Rattle Screw, Red - WTG-RED

    Phase 5 Weapon Systems Winter Trigger Guard w/ Allen Wrench, Roll Pin & Anti-Rattle Screw, Red - WTG-RED

    Regular Price $28.99 Special Price $25.99
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  10. Luth-AR Extractor O'Ring Fits AR-15,10/Pack - BT-08-OR-10

    Luth-AR Extractor O'Ring Fits AR-15,10/Pack - BT-08-OR-10

    Rating:
    100%
    (1)
    Regular Price $12.99 Special Price $10.99
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  11. Luth-AR 9MM Carbine Buffer Assembly, Mil-Spec - 9MM-M-BAP

    Luth-AR 9MM Carbine Buffer Assembly, Mil-Spec - 9MM-M-BAP

    Rating:
    96%
    (10)
    Regular Price $57.99 Special Price $51.99
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  12. LBE Unlimited AR-15 Pistol Buffer Tube Kit, Black - PBUFKT-BLK

    LBE Unlimited AR-15 Pistol Buffer Tube Kit, Black - PBUFKT-BLK

    Regular Price $51.99 Special Price $46.39
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  13. LBE Unlimited AR-15 Pistol Buffer Tube, Black - PBT-BLK

    LBE Unlimited AR-15 Pistol Buffer Tube, Black - PBT-BLK

    Rating:
    100%
    (1)
    Regular Price $25.99 Special Price $22.99
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  14. LBE Unlimited Mil-Spec AR-15 Buffer Tube, Black - MBUF002

    LBE Unlimited Mil-Spec AR-15 Buffer Tube, Black - MBUF002

    Rating:
    100%
    (1)
    Regular Price $25.99 Special Price $22.99
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  15. LBE Unlimited Mil-Spec AR-15 Buffer Tube Kit, Black - MILBUFKT

    LBE Unlimited Mil-Spec AR-15 Buffer Tube Kit, Black - MILBUFKT

    Rating:
    95%
    (4)
    Regular Price $51.99 Special Price $46.39
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  16. LBE Unlimited AR-15 Trigger Spring, 20/Pack - LBARTS20PK

    LBE Unlimited AR-15 Trigger Spring, 20/Pack - LBARTS20PK

    Regular Price $11.99 Special Price $10.09
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  17. LBE Unlimited AR-15 Mil-Spec Fire Control Group, Black - ARTRGRP

    LBE Unlimited AR-15 Mil-Spec Fire Control Group, Black - ARTRGRP

    Rating:
    65%
    (4)
    Regular Price $35.99 Special Price $31.69
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  18. LBE Unlimited AR-15 Take Down Detent Spring, 10 Pack - ARTDDS

    LBE Unlimited AR-15 Take Down Detent Spring, 10 Pack - ARTDDS

    Regular Price $17.99 Special Price $16.09
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  19. LBE Unlimited AR-15 Take Down Detent, 10 Pack - ARTDD

    LBE Unlimited AR-15 Take Down Detent, 10 Pack - ARTDD

    Rating:
    100%
    (1)
    Regular Price $17.99 Special Price $16.09
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  20. LBE Unlimited AR-15 Carbine Length Recoil Spring - ARSPRG

    LBE Unlimited AR-15 Carbine Length Recoil Spring - ARSPRG

    Rating:
    100%
    (1)
    Regular Price $3.99 Special Price $3.09
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  21. LBE Unlimited AR-15 Selector Detent Spring, Pack of 20 - ARSLSPG20PK

    LBE Unlimited AR-15 Selector Detent Spring, Pack of 20 - ARSLSPG20PK

    Rating:
    100%
    (1)
    Regular Price $11.99 Special Price $10.29
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  22. LBE Unlimited AR-15 Slector Assembly, Black - ARSLASY

    LBE Unlimited AR-15 Slector Assembly, Black - ARSLASY

    Rating:
    100%
    (7)
    Regular Price $11.99 Special Price $10.09
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  23. LBE Unlimited AR 308 Rifle Length Buffer Spring, Black - ARSG308R

    LBE Unlimited AR 308 Rifle Length Buffer Spring, Black - ARSG308R

    Rating:
    100%
    (2)
    Regular Price $12.99 Special Price $10.99
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  24. LBE Unlimited AR-15 Magazine Catch Assembly, Black - ARMCASY

    LBE Unlimited AR-15 Magazine Catch Assembly, Black - ARMCASY

    Rating:
    98%
    (9)
    Regular Price $5.99 Special Price $4.79
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Items 529-552 of 1828

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  1. Buffer Tube Assembly Parts 493
  2. Enhanced Parts 398
  3. Lower Receiver Assembly Parts 896
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