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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 385-408 of 5570

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  1. Brownells Rifle-Length Gas Tube 15.19", Black

    Brownells Rifle-Length Gas Tube 15.19", Black

    Regular Price $19.99 Special Price $17.79
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  2. Brownells Mid-Length Gas Tube 11.75", Black

    Brownells Mid-Length Gas Tube 11.75", Black

    Rating:
    80%
    (2)
    Regular Price $17.99 Special Price $15.49
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  3. Brownells Carbine-Length Gas Tube 9.75", Black

    Brownells Carbine-Length Gas Tube 9.75", Black

    Regular Price $16.99 Special Price $14.69
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  4. Brownells Pistol-Length Gas Tube 6.75", Black

    Brownells Pistol-Length Gas Tube 6.75", Black

    Regular Price $14.99 Special Price $13.19
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  5. Midwest Industries Micro Gas Block 0.62", Black

    Midwest Industries Micro Gas Block 0.62", Black

    $42.99
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  6. Forward Controls Design Vertical Serrated Low Snag Forward Assist, Black

    Forward Controls Design Vertical Serrated Low Snag Forward Assist, Black

    $48.99
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  7. Doublestar Corp. A2 Handguard 12", Black

    Doublestar Corp. A2 Handguard 12", Black

    Regular Price $23.99 Special Price $20.99
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  8. Luth-AR Gas Tube Roll Pin

    Luth-AR Gas Tube Roll Pin

    $0.99
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  9. Troy Industries 3-Pack Picatinny Battle Rail Cover 4.40", Black

    Troy Industries 3-Pack Picatinny Battle Rail Cover 4.40", Black

    Regular Price $21.99 Special Price $19.19
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  10. Midwest Industries 308 Combat Rail M-LOK Free-Float Handguard 12.63", Black

    Midwest Industries 308 Combat Rail M-LOK Free-Float Handguard 12.63", Black

    $199.99
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  11. Midwest Industries 308 Combat Rail M-LOK Free-Float Handguard 12.63", Black

    Midwest Industries 308 Combat Rail M-LOK Free-Float Handguard 12.63", Black

    $194.99
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  12. Brownells Complete Bolt Assembly 6.5 Grendel, Black

    Brownells Complete Bolt Assembly 6.5 Grendel, Black

    Rating:
    100%
    (1)
    Regular Price $53.99 Special Price $47.79
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  13. Brownells Extractor, Black

    Brownells Extractor, Black

    Regular Price $15.99 Special Price $13.79
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  14. Brownells Extractor, Black

    Brownells Extractor, Black

    Regular Price $18.99 Special Price $16.29
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  15. Brownells Extractor, Black

    Brownells Extractor, Black

    Regular Price $17.99 Special Price $15.99
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  16. Brownells Extractor, Black

    Brownells Extractor, Black

    Regular Price $18.99 Special Price $16.29
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  17. Brownells Bolt Ejector, Black

    Brownells Bolt Ejector, Black

    Regular Price $5.99 Special Price $4.89
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  18. Brownells Bolt Ejector Roll Pin

    Brownells Bolt Ejector Roll Pin

    Regular Price $2.99 Special Price $1.89
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  19. Brownells Safety Selector/Bolt Ejector Spring, Silver

    Brownells Safety Selector/Bolt Ejector Spring, Silver

    Regular Price $2.99 Special Price $2.49
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  20. Brownells Bolt Extractor Pin, Black

    Brownells Bolt Extractor Pin, Black

    Regular Price $3.99 Special Price $3.29
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  21. Brownells Bolt Extractor Assembly, Black

    Brownells Bolt Extractor Assembly, Black

    Regular Price $22.99 Special Price $20.29
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  22. Brownells Bolt Extractor Spring Insert, Black

    Brownells Bolt Extractor Spring Insert, Black

    Regular Price $2.99 Special Price $2.49
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  23. Brownells Bolt Extractor Spring O-ring, Black

    Brownells Bolt Extractor Spring O-ring, Black

    Rating:
    100%
    (1)
    Regular Price $2.99 Special Price $2.49
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  24. Brownells Bolt Extractor Spring

    Brownells Bolt Extractor Spring

    Rating:
    100%
    (1)
    Regular Price $2.99 Special Price $2.49
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Items 385-408 of 5570

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Shopping Options
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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