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AR-15 Upper Parts

Browse Palmetto State Armory's vast selection of AR-15 upper parts to build your upper from the ground up or to upgrade your AR-15 upper. With everything from bolt carrier groups, AR-15 charging handles, muzzle accessories, rails, and much more, you are sure to find what you need at Palmetto State Armory. All Palmetto State Armory branded upper parts and lower parts are American-made and feature our full lifetime warranty.

Handguards & Rails

Handguards & Rails
Stripped Upper Receivers

Stripped Upper Receivers
Barrels & Barrel Assemblies

Barrels & Barrel Assemblies
Bolt Carrier Groups

Bolt Carrier Groups
Charging Handles

Charging Handles
Dust Covers

Dust Covers
Firing Pins

Firing Pins
Foregrips

Foregrips

Forward Assist

Forward Assist
Gas Blocks

Gas Blocks
Gas Tubes

Gas Tubes
Individual Upper Parts

Individual Upper Parts
Muzzle Accessories

Muzzle Accessories
Piston Conversion Kits & Parts

Piston Conversion Kits & Parts
Carry Handles

Carry Handles

Upper Repair Kits

Upper Repair Kits
Upper Accessories

Upper Accessories
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Items 841-864 of 5570

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  1. Faxon Firearms Match Barrel .22 ARC 24", Black - Maximum Accuracy and Performance - 15B22A7R24FHQ-5R-NP3

    Faxon Firearms Match Barrel .22 ARC 24", Black - Maximum Accuracy and Performance - 15B22A7R24FHQ-5R-NP3

    Regular Price $362.99 Special Price $326.99
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  2. Faxon Firearms Match Barrel .22 ARC 20", Black - Superior Precision in Shooting - 15B22A7R20LMQ-5R-NP3

    Faxon Firearms Match Barrel .22 ARC 20", Black - Superior Precision in Shooting - 15B22A7R20LMQ-5R-NP3

    Rating:
    100%
    (1)
    Regular Price $347.99 Special Price $312.99
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  3. Faxon Firearms Match Barrel .22 ARC 16", Black - Competitive Accuracy - 15B22A7R16NGQ-5R-NP3

    Faxon Firearms Match Barrel .22 ARC 16", Black - Competitive Accuracy - 15B22A7R16NGQ-5R-NP3

    Regular Price $250.99 Special Price $225.99
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  4. Faxon Firearms Match Barrel .300 AAC Blackout 7.50", Black - Optimal Performance - 15B35P7NGQ5RNP3

    Faxon Firearms Match Barrel .300 AAC Blackout 7.50", Black - Optimal Performance - 15B35P7NGQ5RNP3

    Rating:
    100%
    (1)
    Regular Price $194.99 Special Price $174.99
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  5. Faxon Firearms Duty Barrel 8.6 Blackout 16", Black - Enhanced Shooting Performance - 10A863C16NGQ

    Faxon Firearms Duty Barrel 8.6 Blackout 16", Black - Enhanced Shooting Performance - 10A863C16NGQ

    $282.99
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  6. Faxon Firearms Duty Barrel 8.6 Blackout 12", Black - Tactical Efficiency - A0A863P12NGQ

    Faxon Firearms Duty Barrel 8.6 Blackout 12", Black - Tactical Efficiency - A0A863P12NGQ

    Regular Price $244.99 Special Price $219.99
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  7. Faxon Firearms Match Barrel .308 Win 20", Black - Exceptional Accuracy - 10B810R20FHQ-5R-NP3

    Faxon Firearms Match Barrel .308 Win 20", Black - Exceptional Accuracy - 10B810R20FHQ-5R-NP3

    Regular Price $357.99 Special Price $321.99
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  8. Faxon Firearms 3-Screw Low-Profile Gas Block 0.62", Black - Secure Low-Profile Gas Block for Enhanced Performance - GBLP6253

    Faxon Firearms 3-Screw Low-Profile Gas Block 0.62", Black - Secure Low-Profile Gas Block for Enhanced Performance - GBLP6253

    Regular Price $38.99 Special Price $34.99
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  9. Faxon Firearms 3-Screw Low-Profile Gas Block 0.75", Black - Reliable Gas Block for Improved Handling - GBLP7503

    Faxon Firearms 3-Screw Low-Profile Gas Block 0.75", Black - Reliable Gas Block for Improved Handling - GBLP7503

    Regular Price $32.99 Special Price $28.99
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  10. Faxon Firearms Gunner Lightweight Complete Bolt Carrier Group, Black - Lightweight Bolt Carrier Group for Improved Operation - FF556BCGCNITRIDE-LW

    Faxon Firearms Gunner Lightweight Complete Bolt Carrier Group, Black - Lightweight Bolt Carrier Group for Improved Operation - FF556BCGCNITRIDE-LW

    Regular Price $255.99 Special Price $229.99
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  11. Faxon Firearms Bolt Carrier Group, Black - Precision Bolt Carrier Group for Superior Performance - FF556BCGCNITRIDE

    Faxon Firearms Bolt Carrier Group, Black - Precision Bolt Carrier Group for Superior Performance - FF556BCGCNITRIDE

    Rating:
    100%
    (2)
    Regular Price $173.99 Special Price $155.99
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  12. Faxon Firearms Duty Barrel 5.56x45mm 20", Black - Superior Shooting Accuracy - 15A58R20NGQ

    Faxon Firearms Duty Barrel 5.56x45mm 20", Black - Superior Shooting Accuracy - 15A58R20NGQ

    Regular Price $209.99 Special Price $188.99
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  13. Faxon Firearms Duty Barrel 5.56x45mm 18", Black - Optimal Performance and Precision - 15A58R18NGQ

    Faxon Firearms Duty Barrel 5.56x45mm 18", Black - Optimal Performance and Precision - 15A58R18NGQ

    Rating:
    60%
    (1)
    Regular Price $199.99 Special Price $179.99
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  14. Faxon Firearms Duty Barrel 5.56x45mm 16", Black - Precision Engineered for Optimal Shooting Performance - 15A58M16NGQ

    Faxon Firearms Duty Barrel 5.56x45mm 16", Black - Precision Engineered for Optimal Shooting Performance - 15A58M16NGQ

    Regular Price $189.99 Special Price $170.99
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  15. Faxon Firearms Duty Barrel 5.56x45mm 16", Black - Durable and Reliable Upgrade - 15A58M16NPQ

    Faxon Firearms Duty Barrel 5.56x45mm 16", Black - Durable and Reliable Upgrade - 15A58M16NPQ

    Regular Price $189.99 Special Price $170.99
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  16. Faxon Firearms Duty Barrel 5.56x45mm 16", Black - High-Performance and Enhanced Accuracy - 15A58M16NSQ

    Faxon Firearms Duty Barrel 5.56x45mm 16", Black - High-Performance and Enhanced Accuracy - 15A58M16NSQ

    Regular Price $179.99 Special Price $161.99
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  17. CMMG Barrel Nut, Black - Essential Component for Secure Barrel Installation and Reliable Performance - 55DA244

    CMMG Barrel Nut, Black - Essential Component for Secure Barrel Installation and Reliable Performance - 55DA244

    Rating:
    100%
    (1)
    Regular Price $32.99 Special Price $29.99
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  18. CMMG Barrel and Collar Kit .22LR 16.10", Black - Perfect for Enhanced Shooting Performance - 22D7C4A

    CMMG Barrel and Collar Kit .22LR 16.10", Black - Perfect for Enhanced Shooting Performance - 22D7C4A

    Regular Price $243.99 Special Price $218.99
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  19. B5 Systems Type 22 P-Grip, Multicam - Ergonomic and Durable P-Grip in Multicam - PGR-1471

    B5 Systems Type 22 P-Grip, Multicam - Ergonomic and Durable P-Grip in Multicam - PGR-1471

    Regular Price $31.99 Special Price $27.99
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  20. BCM Ambidextrous MK2 Large Latch Charging Handle, Black - Easy Operation with Superior Control - GFH-MK2-LRG-AMBI

    BCM Ambidextrous MK2 Large Latch Charging Handle, Black - Easy Operation with Superior Control - GFH-MK2-LRG-AMBI

    Rating:
    95%
    (4)
    $89.99
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  21. BCM Ambidextrous MK2 Medium Latch Charging Handle, Black - Reliable, Smooth Operation - GFH-MK2-MED-AMBI

    BCM Ambidextrous MK2 Medium Latch Charging Handle, Black - Reliable, Smooth Operation - GFH-MK2-MED-AMBI

    Rating:
    100%
    (6)
    Regular Price $99.99 Special Price $89.99
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  22. BCM Asymmetric MK2 Large Latch Charging Handle, Black - High-Performance, Durable Charging Handle - GFH-MK2-LRG

    BCM Asymmetric MK2 Large Latch Charging Handle, Black - High-Performance, Durable Charging Handle - GFH-MK2-LRG

    Regular Price $83.99 Special Price $74.99
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  23. BCM Asymmetric MK2 Medium Latch Charging Handle, Black - Enhanced Functionality and Control - GFH-MK2-MED

    BCM Asymmetric MK2 Medium Latch Charging Handle, Black - Enhanced Functionality and Control - GFH-MK2-MED

    Rating:
    100%
    (1)
    Regular Price $83.99 Special Price $74.99
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  24. Seekins Precision Universal Bi-Pod Mount, Black - Secure and Adjustable Mounting Solution - 11520009

    Seekins Precision Universal Bi-Pod Mount, Black - Secure and Adjustable Mounting Solution - 11520009

    Regular Price $53.99 Special Price $47.99
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Items 841-864 of 5570

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  1. Handguards & Rails 1532
  2. Stripped Upper Receivers 146
  3. Barrels & Barrel Assemblies 653
  4. Bolt Carrier Groups 356
  5. Charging Handles 301
  6. Dust Covers 119
  7. Firing Pins 43
  8. Foregrips 253
  9. Forward Assist 49
  10. Gas Blocks 176
  11. Gas Tubes 136
  12. Individual Upper Parts 1426
  13. Muzzle Accessories 456
  14. Piston Conversion Kits & Parts 3
  15. Carry Handles 12
  16. Upper Repair Kits 17
  17. Upper Accessories 75
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