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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 481-504 of 5570

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  1. Superlative Arms Solid Set Screw Direct Impingement Adjustable Gas Block 0.625" x 1", Black

    Superlative Arms Solid Set Screw Direct Impingement Adjustable Gas Block 0.625" x 1", Black

    Regular Price $100.99 Special Price $90.99
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  2. Superlative Arms Solid Set Screw Direct Impingement Gas Block 0.625" x 1", Stainless Steel

    Superlative Arms Solid Set Screw Direct Impingement Gas Block 0.625" x 1", Stainless Steel

    Regular Price $113.99 Special Price $101.99
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  3. Superlative Arms Clamp-On Direct Impingement Adjustable Gas Block 0.625" x 1", Stainless Steel

    Superlative Arms Clamp-On Direct Impingement Adjustable Gas Block 0.625" x 1", Stainless Steel

    $89.99
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  4. Superlative Arms Clamp-On Direct Impingement Adjustable Gas Block 0.625" x 1", Black

    Superlative Arms Clamp-On Direct Impingement Adjustable Gas Block 0.625" x 1", Black

    $89.99
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  5. FightLite MCR Extended Bolt Catch

    FightLite MCR Extended Bolt Catch

    $91.99
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  6. Bravo Company Mid-Length Enhanced Lightweight Barrel Assembly 5.56x45mm 16", Black

    Bravo Company Mid-Length Enhanced Lightweight Barrel Assembly 5.56x45mm 16", Black

    $317.99
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  7. Bravo Company Mid-Length Enhanced Lightweight Barrel Assembly 5.56x45mm 14.50", Black

    Bravo Company Mid-Length Enhanced Lightweight Barrel Assembly 5.56x45mm 14.50", Black

    $317.99
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  8. Bravo Company KAG Picatinny 1913 Rail Version Kinesthetic Angled Grip, Wolf Gray

    Bravo Company KAG Picatinny 1913 Rail Version Kinesthetic Angled Grip, Wolf Gray

    $17.99
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  9. CMMG Multi Role Contour Barrel Sub-Assembly .300 AAC Blackout 12.50"

    CMMG Multi Role Contour Barrel Sub-Assembly .300 AAC Blackout 12.50"

    $193.99
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  10. CMMG Bolt Rehab Parts Kit, Black

    CMMG Bolt Rehab Parts Kit, Black

    Regular Price $67.99 Special Price $61.09
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  11. Atlas Bipod 1913 Picatinny Rail Adapter 4", Black

    Atlas Bipod 1913 Picatinny Rail Adapter 4", Black

    $34.99
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  12. Atlas Bipod 1913 Picatinny Rail Adapter 3.35", Black

    Atlas Bipod 1913 Picatinny Rail Adapter 3.35", Black

    $34.99
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  13. WMD Guns Rifle-Length Gas Tube 15.18", Black

    WMD Guns Rifle-Length Gas Tube 15.18", Black

    Regular Price $19.99 Special Price $17.99
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  14. Spikes Tactical KAOS Stock System, Black

    Spikes Tactical KAOS Stock System, Black

    $264.99
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  15. WMD Guns Mid-Length Gas Tube 11.75", Black

    WMD Guns Mid-Length Gas Tube 11.75", Black

    Regular Price $16.99 Special Price $14.99
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  16. WMD Guns NiB-X Firing Pin

    WMD Guns NiB-X Firing Pin

    Regular Price $23.99 Special Price $20.99
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  17. WMD Guns Carbine-Length Gas Tube 9.75", Black

    WMD Guns Carbine-Length Gas Tube 9.75", Black

    Regular Price $14.99 Special Price $13.39
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  18. Daniel Defense Carbine-Length S2W Stripped Barrel .300 AAC Blackout 16", Black

    Daniel Defense Carbine-Length S2W Stripped Barrel .300 AAC Blackout 16", Black

    Regular Price $407.99 Special Price $366.99
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  19. WMD Guns NiB-X Cam Pin, Silver

    WMD Guns NiB-X Cam Pin, Silver

    Regular Price $17.99 Special Price $15.39
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  20. Daniel Defense Bolt Assembly 5.56x45mm/.223 Remington/.300 AAC Blackout, Black

    Daniel Defense Bolt Assembly 5.56x45mm/.223 Remington/.300 AAC Blackout, Black

    Regular Price $87.99 Special Price $78.99
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  21. Doublestar Corp. Pistol-Length Gas Tube 6.69", Stainless Steel

    Doublestar Corp. Pistol-Length Gas Tube 6.69", Stainless Steel

    Regular Price $19.99 Special Price $17.99
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  22. Spikes Tactical KAOS Stock System, Black

    Spikes Tactical KAOS Stock System, Black

    $264.99
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  23. Doublestar Corp. Carbine-Length Free-Float Handguard 7", Black

    Doublestar Corp. Carbine-Length Free-Float Handguard 7", Black

    $9.99
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  24. Doublestar Corp. Carbine-Length Single Heat Shield Handguard 7", Black

    Doublestar Corp. Carbine-Length Single Heat Shield Handguard 7", Black

    Regular Price $17.99 Special Price $15.99
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Items 481-504 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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