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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 601-624 of 5570

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  1. B5 Systems CAR15 Carbine-Length Drop-In Handguard 7.13", Black

    B5 Systems CAR15 Carbine-Length Drop-In Handguard 7.13", Black

    Rating:
    95%
    (4)
    Regular Price $23.99 Special Price $20.89
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  2. B5 Systems CAR15 Carbine-Length Drop-In Handguard 7.13", OD Green

    B5 Systems CAR15 Carbine-Length Drop-In Handguard 7.13", OD Green

    Rating:
    80%
    (6)
    Regular Price $23.99 Special Price $20.99
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  3. Patriot Ordnance Factory Dictator Rifle-Length Adjustable Gas Block 0.75", Black

    Patriot Ordnance Factory Dictator Rifle-Length Adjustable Gas Block 0.75", Black

    Regular Price $174.99 Special Price $156.99
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  4. FightLite Adjustable Heavy Barrel 5.56x45mm 12.50" Fits FightLite Belt-Fed MCR, Black

    FightLite Adjustable Heavy Barrel 5.56x45mm 12.50" Fits FightLite Belt-Fed MCR, Black

    Rating:
    100%
    (1)
    Regular Price $811.99 Special Price $730.99
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  5. FightLite Adjustable Heavy Barrel 5.56x45mm 16.25" Fits FightLite Belt-Fed MCR, Black

    FightLite Adjustable Heavy Barrel 5.56x45mm 16.25" Fits FightLite Belt-Fed MCR, Black

    Regular Price $832.99 Special Price $749.99
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  6. Larue Free Float/Quad Rail Handguard 14.50", Black

    Larue Free Float/Quad Rail Handguard 14.50", Black

    Regular Price $390.99 Special Price $354.99
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  7. Stern Defense Mod 4 Free Float/M-LOK Handguard 8", Black

    Stern Defense Mod 4 Free Float/M-LOK Handguard 8", Black

    Regular Price $107.99 Special Price $96.99
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  8. Stern Defense Barrel .45 ACP 16.10", Black

    Stern Defense Barrel .45 ACP 16.10", Black

    Regular Price $172.99 Special Price $156.99
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  9. Stern Defense Barrel .40 S&W 16.10", Black

    Stern Defense Barrel .40 S&W 16.10", Black

    Regular Price $159.99 Special Price $144.99
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  10. Stern Defense Assembled Upper Receiver, Black

    Stern Defense Assembled Upper Receiver, Black

    Regular Price $115.99 Special Price $104.99
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  11. ProMag Archangel M-LOK Carbine Handguard, Black

    ProMag Archangel M-LOK Carbine Handguard, Black

    Rating:
    100%
    (2)
    Regular Price $23.99 Special Price $21.29
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  12. VKTR Industries Complete Direct-Impingement Bolt Carrier Group, Chrome

    VKTR Industries Complete Direct-Impingement Bolt Carrier Group, Chrome

    Regular Price $306.99 Special Price $275.99
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  13. Faxon Firearms Patent Pending Adjustable 3-Screw Low Profile Gas Block 0.75" x 1", Black

    Faxon Firearms Patent Pending Adjustable 3-Screw Low Profile Gas Block 0.75" x 1", Black

    Rating:
    100%
    (3)
    Regular Price $92.99 Special Price $82.99
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  14. Faxon Firearms Patent Pending Adjustable 3-Screw Low Profile Gas Block 0.63" x 1", Black

    Faxon Firearms Patent Pending Adjustable 3-Screw Low Profile Gas Block 0.63" x 1", Black

    Regular Price $92.99 Special Price $82.99
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  15. Faxon Firearms Pistol-Length Gas Tube, Bright Stainless

    Faxon Firearms Pistol-Length Gas Tube, Bright Stainless

    Regular Price $16.99 Special Price $14.99
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  16. Faxon Firearms Carbine-Length Gas Tube, Bright Stainless

    Faxon Firearms Carbine-Length Gas Tube, Bright Stainless

    Rating:
    100%
    (3)
    Regular Price $16.99 Special Price $14.69
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  17. Faxon Firearms Mid-Length Gas Tube, Bright Stainless

    Faxon Firearms Mid-Length Gas Tube, Bright Stainless

    Rating:
    100%
    (1)
    Regular Price $16.99 Special Price $14.99
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  18. Faxon Firearms Rifle-Length Gas Tube, Bright Stainless

    Faxon Firearms Rifle-Length Gas Tube, Bright Stainless

    Rating:
    100%
    (4)
    Regular Price $17.99 Special Price $15.99
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  19. Faxon Firearms Match Gunner 5R Button Rifled Barrel .300 AAC Blackout 9", Black

    Faxon Firearms Match Gunner 5R Button Rifled Barrel .300 AAC Blackout 9", Black

    Regular Price $203.99 Special Price $182.99
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  20. Faxon Firearms Duty Gunner Button Rifled Barrel .300 AAC Blackout 10.50", Black

    Faxon Firearms Duty Gunner Button Rifled Barrel .300 AAC Blackout 10.50", Black

    Rating:
    100%
    (1)
    Regular Price $168.99 Special Price $151.99
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  21. Faxon Firearms Big Gunner Button Rifled Barrel 8.6 Blackout 12"

    Faxon Firearms Big Gunner Button Rifled Barrel 8.6 Blackout 12"

    Regular Price $283.99 Special Price $257.99
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  22. Faxon Firearms Match Spiral Fluted 5R Button Rifled Barrel .308 Win 20", Black

    Faxon Firearms Match Spiral Fluted 5R Button Rifled Barrel .308 Win 20", Black

    Regular Price $369.99 Special Price $332.99
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  23. Faxon Firearms Target 5R Button Rifled Barrel 6.5 Creedmoor 24"

    Faxon Firearms Target 5R Button Rifled Barrel 6.5 Creedmoor 24"

    Regular Price $313.99 Special Price $281.99
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  24. Faxon Firearms Match Target 5R Button Rifled Honed and Lapped Barrel 6.5 Grendel 18"

    Faxon Firearms Match Target 5R Button Rifled Honed and Lapped Barrel 6.5 Grendel 18"

    $216.99
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Items 601-624 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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