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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 409-432 of 5570

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  1. Brownells Firing Retaining Pin 0.83", Black

    Brownells Firing Retaining Pin 0.83", Black

    Rating:
    100%
    (3)
    Regular Price $3.99 Special Price $3.29
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  2. Brownells Firing Pin, Silver

    Brownells Firing Pin, Silver

    Regular Price $11.99 Special Price $10.59
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  3. Brownells Bolt Carrier Gas Key, Black

    Brownells Bolt Carrier Gas Key, Black

    Rating:
    80%
    (1)
    Regular Price $26.99 Special Price $23.59
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  4. Wilson Combat Firing Pin Fits Wilson Combat TR-BCA-LM-NB-308, Chrome

    Wilson Combat Firing Pin Fits Wilson Combat TR-BCA-LM-NB-308, Chrome

    $17.99
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  5. Wilson Combat 3-Pack 4-Slot M-LOK Rail Cover 6.25" x 0.63", OD Green

    Wilson Combat 3-Pack 4-Slot M-LOK Rail Cover 6.25" x 0.63", OD Green

    Regular Price $18.99 Special Price $16.99
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  6. Wilson Combat 3-Pack 4-Slot M-LOK Rail Cover 6.25" x 0.63", Black

    Wilson Combat 3-Pack 4-Slot M-LOK Rail Cover 6.25" x 0.63", Black

    $17.99
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  7. Wilson Combat Rifle-Length Button Rifling Fluted Urban Super Sniper Barrel .223 Wylde 18", Stainless

    Wilson Combat Rifle-Length Button Rifling Fluted Urban Super Sniper Barrel .223 Wylde 18", Stainless

    Rating:
    100%
    (1)
    Regular Price $299.99 Special Price $269.99
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  8. Bravo Company SOPMOD Bolt Upgrade/Rebuild Kit

    Bravo Company SOPMOD Bolt Upgrade/Rebuild Kit

    Rating:
    100%
    (2)
    $25.99
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  9. Faxon Firearms Blowback Button Rifled Pistol Caliber Taper Barrel 9mm 16", Black

    Faxon Firearms Blowback Button Rifled Pistol Caliber Taper Barrel 9mm 16", Black

    Regular Price $225.99 Special Price $202.99
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  10. Faxon Firearms Mid-Length Button Rifled Pencil Barrel 5.56x45mm 16", Black

    Faxon Firearms Mid-Length Button Rifled Pencil Barrel 5.56x45mm 16", Black

    $225.99
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  11. Faxon Firearms Mid-Length Button Rifled Pencil Barrel 5.56x45mm 16", Black

    Faxon Firearms Mid-Length Button Rifled Pencil Barrel 5.56x45mm 16", Black

    $225.99
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  12. Faxon Firearms Mid-Length Button Rifled Gunner Barrel 5.56x45mm 16", Black

    Faxon Firearms Mid-Length Button Rifled Gunner Barrel 5.56x45mm 16", Black

    Regular Price $268.99 Special Price $241.99
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  13. Faxon Firearms Mid-Length Button Rifled Gunner Barrel 5.56x45mm 16", Black

    Faxon Firearms Mid-Length Button Rifled Gunner Barrel 5.56x45mm 16", Black

    Regular Price $266.99 Special Price $239.99
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  14. Area 419 RailChanger Arm w/Arcalock Clamp 12", Black

    Area 419 RailChanger Arm w/Arcalock Clamp 12", Black

    Regular Price $112.99 Special Price $100.99
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  15. American Defense Mfg Harris Picatinny Bipod Mount, Flat Dark Earth

    American Defense Mfg Harris Picatinny Bipod Mount, Flat Dark Earth

    $82.99
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  16. Strike Industries Crush Washer 5/8-24, Black

    Strike Industries Crush Washer 5/8-24, Black

    Regular Price $3.99 Special Price $2.99
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  17. Strike Industries Crush Washer 1/2-28, Black

    Strike Industries Crush Washer 1/2-28, Black

    Regular Price $3.99 Special Price $2.99
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  18. Strike Industries Crush Washer Pro Set, Black

    Strike Industries Crush Washer Pro Set, Black

    $16.99
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  19. Faxon Firearms Type-1 Complete Bolt Carrier 7.62x39mm, Black

    Faxon Firearms Type-1 Complete Bolt Carrier 7.62x39mm, Black

    Rating:
    100%
    (1)
    Regular Price $169.99 Special Price $152.99
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  20. Faxon Firearms Duty Carbine-Length Button Rifled Gunner Barrel .350 Legend 16", Black

    Faxon Firearms Duty Carbine-Length Button Rifled Gunner Barrel .350 Legend 16", Black

    $177.99
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  21. Faxon Firearms Bolt Carrier Group 6.8 SPC/.224 Valkyrie, Black

    Faxon Firearms Bolt Carrier Group 6.8 SPC/.224 Valkyrie, Black

    $143.99
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  22. Odin Works XCH Complete Extended Charging Handle, Black

    Odin Works XCH Complete Extended Charging Handle, Black

    Rating:
    100%
    (1)
    Regular Price $63.99 Special Price $56.99
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  23. Stern Defense SD BU9 Semi-Auto Only Complete Bolt 9mm, Black

    Stern Defense SD BU9 Semi-Auto Only Complete Bolt 9mm, Black

    Regular Price $163.99 Special Price $146.99
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  24. Area 419 Arcalock Harris Bipod Adapter 1.50", Black

    Area 419 Arcalock Harris Bipod Adapter 1.50", Black

    Regular Price $195.99 Special Price $175.99
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Items 409-432 of 5570

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Category
  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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