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AR-15 Lower Parts

Shop AR-15 lower parts for your next repair, upgrade, or custom build. Choose from triggers, pistol grips, safety selectors, pins, springs, controls, and other compatible lower receiver components. Browse quality parts from trusted manufacturers, or shop our full selection of AR-15 lowers to complete your build.

Anti Walk Pins

Anti Walk Pins
Grips

Grips
Individual Lower Parts

Individual Lower Parts
Lower Accessories

Lower Accessories
Lower Build Kits

Lower Build Kits
Lower Parts Kits

Lower Parts Kits
Magazines

Magazines
Repair Kits

Repair Kits
Safety Selectors

Safety Selectors
Stocks

Stocks
Stock Kits

Stock Kits
Triggers

Triggers
Upgrade Kits

Upgrade Kits
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Items 481-504 of 3966

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  1. PSA A2 Classic Rifle Lower Build Kit, FDE

    PSA A2 Classic Rifle Lower Build Kit, FDE

    Rating:
    96%
    (14)
    $119.99
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  2. DFCO - Kung Fu Grip - KFG-BLK

    DFCO - Kung Fu Grip - KFG-BLK

    Rating:
    96%
    (32)
    Regular Price $21.99 Special Price $18.99
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  3. TriggerTech 45/90-deg Short Throw Safety Selector in Black - Precision Safety Selector for Enhanced Firearm Performance - ARS-SNB-49-YCM

    TriggerTech 45/90-deg Short Throw Safety Selector in Black - Precision Safety Selector for Enhanced Firearm Performance - ARS-SNB-49-YCM

    Regular Price $78.99 Special Price $70.99
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  4. Ergo X-Grip Pistol Grip, Black - High-Performance Pistol Grip for Improved Control - 4007-BK

    Ergo X-Grip Pistol Grip, Black - High-Performance Pistol Grip for Improved Control - 4007-BK

    Rating:
    100%
    (3)
    Regular Price $25.99 Special Price $22.99
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  5. Rise Armament Single-Stage Flat Trigger and Lower Parts Kit, Black - Enhanced Trigger Performance - T017F-12003

    Rise Armament Single-Stage Flat Trigger and Lower Parts Kit, Black - Enhanced Trigger Performance - T017F-12003

    Rating:
    100%
    (1)
    Regular Price $156.99 Special Price $140.99
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  6. Samson Manufacturing The BRE Bufferless Receiver Extension, Black - Lightweight and Stable - 04-06143-01

    Samson Manufacturing The BRE Bufferless Receiver Extension, Black - Lightweight and Stable - 04-06143-01

    Rating:
    20%
    (1)
    Regular Price $220.99 Special Price $198.99
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  7. Reptilia LLC Recce Stock Fits Knights Armament SR25 Black - High-Performance Recce Stock for Knights Armament SR25 in Tactical - 100-143

    Reptilia LLC Recce Stock Fits Knights Armament SR25 Black - High-Performance Recce Stock for Knights Armament SR25 in Tactical - 100-143

    Regular Price $169.95 Special Price $152.99
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  8. Rise Armament Single-Stage Curved Trigger and Lower Parts Kit, Black - Precision and Reliability - T017-12003

    Rise Armament Single-Stage Curved Trigger and Lower Parts Kit, Black - Precision and Reliability - T017-12003

    Rating:
    100%
    (3)
    Regular Price $156.99 Special Price $140.99
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  9. Radian Weapons Talon 45/90-deg - GI Safety Selector in OD Green - Enhanced Safety Selector with Military-Grade Reliability - R0383

    Radian Weapons Talon 45/90-deg - GI Safety Selector in OD Green - Enhanced Safety Selector with Military-Grade Reliability - R0383

    $44.99
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  10. B5 Systems Type C P-Grip, Wolf Gray - Enhanced Control and Comfort - PGR-1525

    B5 Systems Type C P-Grip, Wolf Gray - Enhanced Control and Comfort - PGR-1525

    Regular Price $21.99 Special Price $19.99
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  11. B5 Systems Type C P-Grip, OD Green - High-Quality, Ergonomic Grip - PGR-1524

    B5 Systems Type C P-Grip, OD Green - High-Quality, Ergonomic Grip - PGR-1524

    Regular Price $22.99 Special Price $19.99
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  12. B5 Systems Type C P-Grip, Coyote Brown - Durable Grip with Superior Comfort and Control - PGR-1523

    B5 Systems Type C P-Grip, Coyote Brown - Durable Grip with Superior Comfort and Control - PGR-1523

    Rating:
    100%
    (1)
    Regular Price $22.99 Special Price $19.99
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  13. B5 Systems Type C P-Grip, Flat Dark Earth - Reliable, Comfortable Grip - PGR-1522

    B5 Systems Type C P-Grip, Flat Dark Earth - Reliable, Comfortable Grip - PGR-1522

    Regular Price $22.99 Special Price $19.99
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  14. B5 Systems Type C P-Grip, Black - Ergonomic, Non-Slip Grip for Enhanced Shooting Stability - PGR-1521

    B5 Systems Type C P-Grip, Black - Ergonomic, Non-Slip Grip for Enhanced Shooting Stability - PGR-1521

    Regular Price $22.99 Special Price $19.99
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  15. Armaspec Fulcrum 45/90-deg Short/Full Throw Ambidextrous Safety Selector in Black - Versatile Safety Selector for Customization - ARM213-BLK

    Armaspec Fulcrum 45/90-deg Short/Full Throw Ambidextrous Safety Selector in Black - Versatile Safety Selector for Customization - ARM213-BLK

    Rating:
    60%
    (1)
    Regular Price $46.99 Special Price $40.99
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  16. Armaspec Fulcrum 45-deg Short Throw Ambidextrous Safety Selector in Black - Compact Safety Selector for Quick Access - ARM212-BLK

    Armaspec Fulcrum 45-deg Short Throw Ambidextrous Safety Selector in Black - Compact Safety Selector for Quick Access - ARM212-BLK

    Regular Price $40.99 Special Price $35.99
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  17. Armaspec ECB Slant Kit in Black - Premium Slanted Control Buffer Kit for AR-15/AR-10 for Optimal Performance - ARM205-BLK

    Armaspec ECB Slant Kit in Black - Premium Slanted Control Buffer Kit for AR-15/AR-10 for Optimal Performance - ARM205-BLK

    Regular Price $20.99 Special Price $17.99
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  18. Armaspec ECB Kit in Black - High-Performance Enhanced Control Buffer Kit for AR-15 and AR-10 - ARM204-BLK

    Armaspec ECB Kit in Black - High-Performance Enhanced Control Buffer Kit for AR-15 and AR-10 - ARM204-BLK

    Rating:
    100%
    (3)
    Regular Price $20.99 Special Price $17.99
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  19. Armaspec Carbine Buffer Tube Kit, Black - Reliable Performance and Durability - ARM621-C

    Armaspec Carbine Buffer Tube Kit, Black - Reliable Performance and Durability - ARM621-C

    Rating:
    100%
    (2)
    Regular Price $40.99 Special Price $35.99
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  20. Armaspec SRS Gen 4 Buffer Kit, Black - Cutting-Edge Buffer System - ARM263-AR10

    Armaspec SRS Gen 4 Buffer Kit, Black - Cutting-Edge Buffer System - ARM263-AR10

    Regular Price $120.99 Special Price $108.99
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  21. Armaspec SRS Gen 4 Buffer-9 Kit, Black - Advanced Buffer Technology - ARM263-9

    Armaspec SRS Gen 4 Buffer-9 Kit, Black - Advanced Buffer Technology - ARM263-9

    Regular Price $120.99 Special Price $108.99
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  22. Armaspec SRS Gen 4 Buffer-BB Kit, Black - Innovative Buffer Solution - ARM263-BB

    Armaspec SRS Gen 4 Buffer-BB Kit, Black - Innovative Buffer Solution - ARM263-BB

    Rating:
    100%
    (1)
    Regular Price $120.99 Special Price $108.99
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  23. Armaspec SRS Gen 4 Buffer-H2 Kit, Black - Advanced Recoil Management with Heavy-Duty Buffer - ARM263-H2

    Armaspec SRS Gen 4 Buffer-H2 Kit, Black - Advanced Recoil Management with Heavy-Duty Buffer - ARM263-H2

    Rating:
    100%
    (2)
    Regular Price $120.99 Special Price $108.99
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  24. Armaspec SRS Gen 4 Buffer-H Kit, Black - Heavy-Duty Buffer for Improved Recoil Control - ARM263-H

    Armaspec SRS Gen 4 Buffer-H Kit, Black - Heavy-Duty Buffer for Improved Recoil Control - ARM263-H

    Regular Price $120.99 Special Price $108.99
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Items 481-504 of 3966

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  1. Anti Walk Pins 26
  2. Grips 368
  3. Lower Parts 1833
  4. Lower Accessories 97
  5. Lower Build Kits 140
  6. Lower Parts Kits 159
  7. Magazines 829
  8. Repair Kits 17
  9. Safety Selectors 168
  10. Stocks 692
  11. Stock Kits 72
  12. Triggers 399
  13. Upgrade Kits 159
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