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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 1801-1824 of 5570

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  1. Tacfire Mid-Length AR-15 Gas Tube w/ Pin, Silver - MAR011

    Tacfire Mid-Length AR-15 Gas Tube w/ Pin, Silver - MAR011

    Rating:
    100%
    (4)
    Regular Price $7.99 Special Price $7.19
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  2. Tacfire Pistol-Length AR-15 Gas Tube w/ Roll Pin, Silver - MAR009

    Tacfire Pistol-Length AR-15 Gas Tube w/ Roll Pin, Silver - MAR009

    Rating:
    95%
    (4)
    Regular Price $7.99 Special Price $6.99
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  3. Sig Sauer M-LOK M400 Tread Aluminum Replacement Sight Rail, Black - KITTRDSIGHTRAIL

    Sig Sauer M-LOK M400 Tread Aluminum Replacement Sight Rail, Black - KITTRDSIGHTRAIL

    Rating:
    100%
    (1)
    Regular Price $29.99 Special Price $25.99
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  4. Sig Sauer Tread Ambidextrous Charging Handle, Black - KITTRDCHARGINGHANDLE

    Sig Sauer Tread Ambidextrous Charging Handle, Black - KITTRDCHARGINGHANDLE

    Rating:
    95%
    (15)
    Regular Price $79.99 Special Price $71.99
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  5. Q LLC Bottle Rocket Enhanced Muzzle Brake, Copper - BRQUICKIE

    Q LLC Bottle Rocket Enhanced Muzzle Brake, Copper - BRQUICKIE

    Regular Price $112.99 Special Price $100.99
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  6. Q LLC Cherry Bomb 1/2-28 Fast-Attach Muzzle Brake, .223 Rem/5.56, Copper - CB1/228

    Q LLC Cherry Bomb 1/2-28 Fast-Attach Muzzle Brake, .223 Rem/5.56, Copper - CB1/228

    Rating:
    100%
    (3)
    Regular Price $112.99 Special Price $100.99
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  7. Q LLC AR-15 Gas Block .750 Adjustable, Gold - GBADJ

    Q LLC AR-15 Gas Block .750 Adjustable, Gold - GBADJ

    Rating:
    100%
    (1)
    Regular Price $139.99 Special Price $120.99
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  8. Phase 5 AR-15 Gas Block .750 Low Profile w/ Set Screw

    Phase 5 AR-15 Gas Block .750 Low Profile w/ Set Screw

    Regular Price $28.99 Special Price $25.99
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  9. Phase 5 AR-15 Gas Block .750 Low Profile Clamp Style

    Phase 5 AR-15 Gas Block .750 Low Profile Clamp Style

    Rating:
    100%
    (1)
    Regular Price $39.99 Special Price $35.99
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  10. Phase 5 FATman 5/8-24 Hex Muzzle Brake, .308 Win/7.62x51mm/.300 Blackout, Parkerized Black - FATman-5/8-24

    Phase 5 FATman 5/8-24 Hex Muzzle Brake, .308 Win/7.62x51mm/.300 Blackout, Parkerized Black - FATman-5/8-24

    Regular Price $120.99 Special Price $120.00
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  11. Phase 5 Surprise Asshole Ejection Port Cover, Black Parkerized - EPC-SURPRISE

    Phase 5 Surprise Asshole Ejection Port Cover, Black Parkerized - EPC-SURPRISE

    Rating:
    80%
    (2)
    Regular Price $17.99 Special Price $15.99
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  12. Phase 5 Stand and Fight Ejection Port Cover, Black Parkerized - EPC-STAND

    Phase 5 Stand and Fight Ejection Port Cover, Black Parkerized - EPC-STAND

    Regular Price $15.99 Special Price $13.99
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  13. Phase 5 Complete Bolt Carrier Group for M16/M4 Rifle, Chrome Lined Phosphate Black - BCGM16

    Phase 5 Complete Bolt Carrier Group for M16/M4 Rifle, Chrome Lined Phosphate Black - BCGM16

    Regular Price $167.99 Special Price $150.99
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  14. Phase 5 Tactical Charging Handle Latch, Black - ACHL

    Phase 5 Tactical Charging Handle Latch, Black - ACHL

    Rating:
    100%
    (1)
    Regular Price $21.99 Special Price $19.39
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  15. Patriot Ordnance Factory .223 Dictator AR-15 Gas Block Adjustable Mid-Length

    Patriot Ordnance Factory .223 Dictator AR-15 Gas Block Adjustable Mid-Length

    Regular Price $152.99 Special Price $136.99
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  16. Patriot Ordnance Factory Bolt Assembly for AR-15/M-16 .223 Rem/5.56 Rifle - 00328

    Patriot Ordnance Factory Bolt Assembly for AR-15/M-16 .223 Rem/5.56 Rifle - 00328

    Rating:
    100%
    (1)
    Regular Price $87.99 Special Price $78.99
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  17. Patriot Ordnance Factory Triple Port 1/2-28 Muzzle Brake, .223 Rem/5.56, Nitride Black - 308

    Patriot Ordnance Factory Triple Port 1/2-28 Muzzle Brake, .223 Rem/5.56, Nitride Black - 308

    Rating:
    100%
    (1)
    Regular Price $63.99 Special Price $56.99
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  18. GrovTec M-LOK Aluminum 5-Slot Picatinny Rail w/ Push Button Base, 3.5" L, Type III Anodized Black - GTSW241

    GrovTec M-LOK Aluminum 5-Slot Picatinny Rail w/ Push Button Base, 3.5" L, Type III Anodized Black - GTSW241

    Regular Price $39.99 Special Price $28.99
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  19. GrovTec M-LOK Tactical Rifle Steel Bipod Stud Mount, Black - GTSW240

    GrovTec M-LOK Tactical Rifle Steel Bipod Stud Mount, Black - GTSW240

    Rating:
    100%
    (1)
    Regular Price $37.99 Special Price $33.99
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  20. GrovTec M-LOK Aluminum 15-Slot Picatinny Rail, 6" L, Type III Anodized Black - GTSW239

    GrovTec M-LOK Aluminum 15-Slot Picatinny Rail, 6" L, Type III Anodized Black - GTSW239

    Regular Price $46.99 Special Price $41.99
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  21. GrovTec KeyMod Aluminum 5-Slot Picatinny Rail w/ Push Button Base, Type III Anodized Black - GTSW231

    GrovTec KeyMod Aluminum 5-Slot Picatinny Rail w/ Push Button Base, Type III Anodized Black - GTSW231

    $29.84
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  22. GrovTec KeyMod Aluminum 15-Slot Picatinny Rail, 6" L, Type III Anodized Black - GTSW230

    GrovTec KeyMod Aluminum 15-Slot Picatinny Rail, 6" L, Type III Anodized Black - GTSW230

    $38.92
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  23. GrovTec KeyMod Aluminum 7-Slot Picatinny Rail, 3" L, Type III Anodized Black - GTSW228

    GrovTec KeyMod Aluminum 7-Slot Picatinny Rail, 3" L, Type III Anodized Black - GTSW228

    $27.72
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  24. GrovTec KeyMod Aluminum 5-Slot Picatinny Rail, 2.2" L, Type III Anodized Black - GTSW227

    GrovTec KeyMod Aluminum 5-Slot Picatinny Rail, 2.2" L, Type III Anodized Black - GTSW227

    $25.99
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View as Grid View List View

Items 1801-1824 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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