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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 361-384 of 1828

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  1. Rise Armament Blitz Trigger, Red - RA-524-Red

    Rise Armament Blitz Trigger, Red - RA-524-Red

    Rating:
    100%
    (2)
    Regular Price $199.99 Special Price $159.99
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  2. Rise Armament Rave PCC Trigger Assembly, Red - T017-PCC-RED

    Rise Armament Rave PCC Trigger Assembly, Red - T017-PCC-RED

    Rating:
    70%
    (2)
    Regular Price $167.99 Special Price $150.99
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  3. Rise Armament Rave PCC Flat Trigger, Red - T017F-PCC-RED

    Rise Armament Rave PCC Flat Trigger, Red - T017F-PCC-RED

    Rating:
    100%
    (3)
    Regular Price $167.99 Special Price $150.99
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  4. Rise Armament Trigger Assembly - RA-535-BLK-ARP

    Rise Armament Trigger Assembly - RA-535-BLK-ARP

    Rating:
    100%
    (5)
    Regular Price $278.99 Special Price $250.99
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  5. Sabre S5 Buffer H4 7.2oz - Black Tip

    Sabre S5 Buffer H4 7.2oz - Black Tip

    Rating:
    80%
    (2)
    $84.99
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  6. Sabre S5 Buffer H3 6.4oz - Red Tip

    Sabre S5 Buffer H3 6.4oz - Red Tip

    Rating:
    96%
    (9)
    $69.99
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  7. Sabre S5 Buffer H1 4.64oz - Grey Tip

    Sabre S5 Buffer H1 4.64oz - Grey Tip

    $29.99
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  8. Sabre S5 9 Position Buffer Tube with Sprinco Green Spring and QD Latch Plate

    Sabre S5 9 Position Buffer Tube with Sprinco Green Spring and QD Latch Plate

    Rating:
    87%
    (6)
    $99.99
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  9. Trigger Tech Duty Flat Single Stage Trigger, Black

    Trigger Tech Duty Flat Single Stage Trigger, Black - AH0-SDB-33-NNF

    Rating:
    100%
    (5)
    Regular Price $156.99 Special Price $140.99
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  10. Rise Armament "Don't Tread on Me" Gen2 Trigger

    Rise Armament "Don't Tread on Me" Gen2 Trigger - Flat-RA-140F-DTOM2

    Rating:
    100%
    (10)
    Regular Price $126.99 Special Price $114.99
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  11. Geissele Super 42 Braided Wire Buffer Spring & Buffer Combo

    Geissele Super 42 Braided Wire Buffer Spring & Buffer Combo - 05-495-H2

    Rating:
    100%
    (5)
    $105.99
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  12. TriggerTech Duty Flat AR9 Trigger

    TriggerTech Duty Flat AR9 Trigger - AH9-TDB-33-NNF

    Rating:
    100%
    (1)
    Regular Price $167.99 Special Price $150.99
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  13. TriggerTech Duty Curved Trigger

    TriggerTech Duty Curved Trigger - AHT-TDB-33-NNC

    Regular Price $167.99 Special Price $150.99
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  14. TriggerTech Adaptable Curved AR9

    TriggerTech Adaptable Curved AR9 - AH9-TDB-33-NNC

    Rating:
    100%
    (1)
    $149.99
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  15. Trigger Tech Duty Flat AR10

    Trigger Tech Duty Flat AR10 - AHT-SDB-33-NNF

    Rating:
    100%
    (1)
    $167.99
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  16. Trigger Tech Duty Curved AR10

    Trigger Tech Duty Curved AR10 - AHT-SDB-33-NNC

    Rating:
    100%
    (4)
    Regular Price $167.99 Special Price $150.99
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  17. TriggerTech Duty AR- 10 Flat Trigger

    TriggerTech Duty AR- 10 Flat Trigger - AHT-TDB-33-NNF

    Rating:
    100%
    (1)
    Regular Price $167.99 Special Price $150.99
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  18. Armaspec Stealth, Buffer, Black - ARM2539

    Armaspec Stealth, Buffer, Black - ARM2539

    Rating:
    100%
    (1)
    Regular Price $85.99 Special Price $76.99
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  19. Armaspec Sound Mitigation Buffer Gen 3, Buffer, Black - ARM2589

    Armaspec Sound Mitigation Buffer Gen 3, Buffer, Black - ARM2589

    Rating:
    100%
    (1)
    Regular Price $61.99 Special Price $54.99
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  20. Midwest Industries Side Folder w/ Buffer Tube Adaptor, Black, Fits Picatinny Rail

    Midwest Industries Side Folder w/ Buffer Tube Adaptor, Black, Fits Picatinny Rail

    Regular Price $123.99 Special Price $110.99
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  21. Midwest Industries Stock Tube with Buffer Tube Adaptor, Black, Fits Picatinny Rail

    Midwest Industries Stock Tube with Buffer Tube Adaptor, Black, Fits Picatinny Rail

    Rating:
    80%
    (1)
    Regular Price $76.99 Special Price $68.99
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  22. Radian Weapons Vertex Trigger, Flat, Black, Fits AR Rifles

    Radian Weapons Vertex Trigger, Flat, Black, Fits AR Rifles

    $229.99
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  23. Radian Weapons Vertex Trigger, Curved, Black, Fits AR Rifles

    Radian Weapons Vertex Trigger, Curved, Black, Fits AR Rifles

    $229.99
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  24. Odin Works Bolt Catch, Black - ACCXBCBLK

    Odin Works Bolt Catch, Black - ACCXBCBLK

    Rating:
    60%
    (1)
    Regular Price $23.99 Special Price $20.99
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Items 361-384 of 1828

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  1. Buffer Tube Assembly Parts 492
  2. Enhanced Parts 397
  3. Lower Receiver Assembly Parts 896
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