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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 121-144 of 3966

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  1. E-Lander 17rds 6.5 Grendel, Black

    E-Lander 17rds 6.5 Grendel, Black

    Rating:
    70%
    (2)
    Regular Price $28.99 Special Price $25.99
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  2. E-Lander 10rds 6.5 Grendel, Black

    E-Lander 10rds 6.5 Grendel, Black

    Rating:
    100%
    (1)
    Regular Price $31.99 Special Price $27.99
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  3. D&H Tactical 4rds 12.7x42mm/.50 Beowulf, Black

    D&H Tactical 4rds 12.7x42mm/.50 Beowulf, Black

    Regular Price $28.99 Special Price $25.99
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  4. 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 $41.99 Special Price $37.69
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  5. H&R 30 Round Magazine, Woodland Camo

    H&R 30 Round Magazine, Woodland Camo

    Rating:
    100%
    (1)
    $39.99
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  6. DPMS Lower Parts Kit, No FCG, Grip, Stock

    DPMS Lower Parts Kit, No FCG, Grip, Stock

    Rating:
    93%
    (17)
    Regular Price $34.99 Special Price $30.99
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  7. 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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  8. 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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  9. 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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  10. 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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  11. 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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  12. Wilson Combat Super-Stoc Retro-Fit Kit

    Wilson Combat Super-Stoc Retro-Fit Kit

    Regular Price $59.99 Special Price $53.99
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  13. Wilson Combat 5.75 lb Semi-Auto Tactical Trigger Kit Single-Stage Drop-In, Nickel Teflon

    Wilson Combat 5.75 lb Semi-Auto Tactical Trigger Kit Single-Stage Drop-In, Nickel Teflon

    Rating:
    100%
    (4)
    Regular Price $74.99 Special Price $66.99
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  14. Sprinco USA Enhanced Hammer Spring

    Sprinco USA Enhanced Hammer Spring

    Regular Price $5.99 Special Price $4.99
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  15. 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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  16. 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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  17. 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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  18. Tactical Springs LLC Reduced Power Spring Reliability Kit

    Tactical Springs LLC Reduced Power Spring Reliability Kit

    Regular Price $27.99 Special Price $24.69
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  19. KNS Precision Inc M16/M4 Non Rotating Sear Pin, Black

    KNS Precision Inc M16/M4 Non Rotating Sear Pin, Black

    Regular Price $46.99 Special Price $42.19
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  20. Rock River Arms RRA 2-Stage Match Trigger Kit, Black

    Rock River Arms RRA 2-Stage Match Trigger Kit, Black

    Rating:
    100%
    (1)
    $94.99
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  21. Ergo Pistol Caliber Carbine Buffer Spacer, Black

    Ergo Pistol Caliber Carbine Buffer Spacer, Black

    Regular Price $15.99 Special Price $13.99
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  22. Ergo M4 Receiver Castle Nut, Black

    Ergo M4 Receiver Castle Nut, Black

    Rating:
    100%
    (1)
    Regular Price $8.99 Special Price $7.99
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  23. Ergo SureGrip Ambidextrous Rigid Grip, Black

    Ergo SureGrip Ambidextrous Rigid Grip, Black

    Regular Price $23.99 Special Price $20.99
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  24. JP Enterprises 2-Pack Small Anti-Walk Pin, Black

    JP Enterprises 2-Pack Small Anti-Walk Pin, Black

    Rating:
    100%
    (1)
    Regular Price $20.99 Special Price $18.09
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Items 121-144 of 3966

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Category
  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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