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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 1129-1152 of 5570

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  1. Leapers, Inc. - UTG Ultra Slim Angled Foregrip, Keymod, Black

    Leapers, Inc. - UTG Ultra Slim Angled Foregrip, Keymod, Black

    Rating:
    100%
    (2)
    Regular Price $17.99 Special Price $14.99
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  2. Phase 5 Weapon Systems Extended, V3, Bolt Release, Flat Dark Earth

    Phase 5 Weapon Systems Extended, V3, Bolt Release, Flat Dark Earth

    Rating:
    100%
    (3)
    Regular Price $62.99 Special Price $55.99
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  3. GrovTec Thread Protector Converter, 1/2"-28 to 5/8"-24, Black Oxide

    GrovTec Thread Protector Converter, 1/2"-28 to 5/8"-24, Black Oxide

    Regular Price $14.99 Special Price $12.99
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  4. Mission First Tactical Grip, Flat Dark Earth, Fits Mlok - RCGMLOKSDE

    Mission First Tactical Grip, Flat Dark Earth, Fits Mlok - RCGMLOKSDE

    Regular Price $22.95 Special Price $18.99
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  5. Fortis Shift, Handstop, M-LOK, Carbon Fiber, Black

    Fortis Shift, Handstop, M-LOK, Carbon Fiber, Black

    Rating:
    40%
    (2)
    Regular Price $42.99 Special Price $37.99
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  6. Fortis Shift, Handstop, M-LOK, Anodized Red Finish

    Fortis Shift, Handstop, M-LOK, Anodized Red Finish

    Regular Price $58.99 Special Price $52.99
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  7. B5 Systems Rail Covers, 4 Pack, Fits M-LOK Rails, Matte, Flat Dark Earth

    B5 Systems Rail Covers, 4 Pack, Fits M-LOK Rails, Matte, Flat Dark Earth

    Rating:
    100%
    (1)
    Regular Price $19.99 Special Price $17.99
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  8. B5 Systems Rail Covers, 4 Pack, Fits M-LOK Rails, Matte, Olive Drab Green

    B5 Systems Rail Covers, 4 Pack, Fits M-LOK Rails, Matte, Olive Drab Green

    Rating:
    100%
    (2)
    Regular Price $19.99 Special Price $17.99
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  9. Unity Tactical Vertical Foregrip, Fits M-Lok, Matte Finish, Flat Dark Earth

    Unity Tactical Vertical Foregrip, Fits M-Lok, Matte Finish, Flat Dark Earth

    Rating:
    100%
    (1)
    Regular Price $28.99 Special Price $25.99
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  10. LBE Unlimited AR Swivel Assembly, Includes Mil Spec Swivel and Rivet, Black

    LBE Unlimited AR Swivel Assembly, Includes Mil Spec Swivel and Rivet, Black

    Rating:
    100%
    (2)
    Regular Price $6.99 Special Price $5.99
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  11. Yankee Hill Machine Co Kurz QD Adapter, Titanium, 1-3/8-24 Rear Mounting Threads, Black

    Yankee Hill Machine Co Kurz QD Adapter, Titanium, 1-3/8-24 Rear Mounting Threads, Black

    Regular Price $133.99 Special Price $119.99
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  12. Battle Arms HEX FLASHCAN, Blast Diverter, 9mm, 1/2X36 Threaded - BADFLASHCAN612x36

    Battle Arms HEX FLASHCAN, Blast Diverter, 9mm, 1/2X36 Threaded - BADFLASHCAN612x36

    Regular Price $40.99 Special Price $33.99
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  13. CMMG AR15 Bolt Catch - 55AFF34

    CMMG AR15 Bolt Catch - 55AFF34

    Rating:
    100%
    (3)
    Regular Price $9.99 Special Price $8.99
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  14. CMMG Receiver Extension Nut, Mk4 - 55CA9CB

    CMMG Receiver Extension Nut, Mk4 - 55CA9CB

    Regular Price $9.99 Special Price $8.79
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  15. CMMG Handguard Cap, Triangle, Steel, Black - 55DA2CA

    CMMG Handguard Cap, Triangle, Steel, Black - 55DA2CA

    Rating:
    100%
    (2)
    Regular Price $4.99 Special Price $4.49
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  16. Leapers UTG Quick Install Dust Cover, Black - RBTTKSDC

    Leapers UTG Quick Install Dust Cover, Black - RBTTKSDC

    Rating:
    100%
    (1)
    Regular Price $9.99 Special Price $7.99
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  17. GrovTec AR-15 Barrel Thread Protector, 1/2X28" - GTHM245

    GrovTec AR-15 Barrel Thread Protector, 1/2X28" - GTHM245

    Rating:
    100%
    (2)
    Regular Price $9.99 Special Price $8.99
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  18. Bootleg Gas Tube, Silver, Rifle Length Gas Tube - BPGTRS

    Bootleg Gas Tube, Silver, Rifle Length Gas Tube - BPGTRS

    Regular Price $15.99 Special Price $13.99
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  19. GrovTec Pencil Barrel Thread Protector, 1/2X28" - GTHM246

    GrovTec Pencil Barrel Thread Protector, 1/2X28" - GTHM246

    Rating:
    100%
    (1)
    Regular Price $10.99 Special Price $9.99
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  20. Strike Industries Medium Charging Handle for CZ EVO, Black

    Strike Industries Medium Charging Handle for CZ EVO, Black

    Rating:
    100%
    (1)
    Regular Price $21.99 Special Price $17.99
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  21. Patriot Ordnance Factory Universal Bolt Catch, Black - 667

    Patriot Ordnance Factory Universal Bolt Catch, Black - 667

    Regular Price $18.99 Special Price $15.99
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  22. B5 Systems Grip Plug for Type 23 and 22, Coyote Brown - GRP1459

    B5 Systems Grip Plug for Type 23 and 22, Coyote Brown - GRP1459

    Rating:
    100%
    (1)
    Regular Price $12.99 Special Price $10.99
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  23. B5 Systems Grip Plug for Type 23 and 22, Flat Dark Earth - GRP1458

    B5 Systems Grip Plug for Type 23 and 22, Flat Dark Earth - GRP1458

    Regular Price $12.99 Special Price $10.99
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  24. San Tan Tactical M-LOK QD Sling Mount, Fits M-LOK, Black - STTMLOKQD

    San Tan Tactical M-LOK QD Sling Mount, Fits M-LOK, Black - STTMLOKQD

    Regular Price $24.99 Special Price $19.99
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Items 1129-1152 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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