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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 1849-1872 of 5570

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  1. Daniel Defense Rock and Lock 6061 T6 Aluminum Picatinny Bipod Mount Adapter, Black - 03-141-10324

    Daniel Defense Rock and Lock 6061 T6 Aluminum Picatinny Bipod Mount Adapter, Black - 03-141-10324

    Rating:
    100%
    (1)
    Regular Price $71.99 Special Price $64.99
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  2. Spikes Tactical .223 Rem/5.56 Bolt Carrier Group, Nickel Boron - ST5BG03

    Spikes Tactical .223 Rem/5.56 Bolt Carrier Group, Nickel Boron - ST5BG03

    Rating:
    100%
    (1)
    Regular Price $225.99 Special Price $202.99
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  3. Spikes Tactical Barking Spider 2 5/8-24 Muzzle Brake, .30, Black Nitride - SAKB0200

    Spikes Tactical Barking Spider 2 5/8-24 Muzzle Brake, .30, Black Nitride - SAKB0200

    Regular Price $135.99 Special Price $121.99
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  4. Spikes Tactical Barking Spider 2 1/2-28 Muzzle Brake, 5.56, Black Nitride - SAKB0100

    Spikes Tactical Barking Spider 2 1/2-28 Muzzle Brake, 5.56, Black Nitride - SAKB0100

    Rating:
    100%
    (1)
    Regular Price $135.99 Special Price $121.99
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  5. Spikes Tactical Dynacomp Extreme 5/8-24 Muzzle Brake, .308 Win, Black Nitride - SBV1019

    Spikes Tactical Dynacomp Extreme 5/8-24 Muzzle Brake, .308 Win, Black Nitride - SBV1019

    Regular Price $91.99 Special Price $81.99
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  6. Spikes Tactical Dynacomp Extreme 1/2-28 Muzzle Brake, 5.56, Black Nitride - SBV1017

    Spikes Tactical Dynacomp Extreme 1/2-28 Muzzle Brake, 5.56, Black Nitride - SBV1017

    Rating:
    100%
    (1)
    Regular Price $91.99 Special Price $81.99
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  7. Spikes Tactical 5.56/.223 Rem/.300 Blackout Bolt Carrier Group, Phosphate - ST5BG01

    Spikes Tactical 5.56/.223 Rem/.300 Blackout Bolt Carrier Group, Phosphate - ST5BG01

    Rating:
    98%
    (20)
    Regular Price $150.99 Special Price $135.99
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  8. Spikes Tactical R2 1/2-28 Muzzle Brake, .223 Rem/5.56, Black Nitride - SBV1065

    Spikes Tactical R2 1/2-28 Muzzle Brake, .223 Rem/5.56, Black Nitride - SBV1065

    Regular Price $58.99 Special Price $52.99
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  9. Aim Sports Keymod 13.5" .308 AR/M4 High Profile Free Float Handguard, Black - MTK13H308

    Aim Sports Keymod 13.5" .308 AR/M4 High Profile Free Float Handguard, Black - MTK13H308

    Rating:
    73%
    (3)
    $91.55
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  10. Aim Sports M-LOK 13.5" .308 AR/M4 Low Profile Free Float Handguard, Black - MTM13L308

    Aim Sports M-LOK 13.5" .308 AR/M4 Low Profile Free Float Handguard, Black - MTM13L308

    Rating:
    50%
    (2)
    Regular Price $102.99 Special Price $91.99
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  11. Aim Sports M-LOK 13.5" .308 AR/M4 High Profile Free Float Handguard, Black - MTM13H308

    Aim Sports M-LOK 13.5" .308 AR/M4 High Profile Free Float Handguard, Black - MTM13H308

    Rating:
    80%
    (4)
    Regular Price $102.99 Special Price $91.99
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  12. Aim Sports M-LOK 15" .308 AR-10 Low Profile Free Float Handguard, Black - MTM15L308

    Aim Sports M-LOK 15" .308 AR-10 Low Profile Free Float Handguard, Black - MTM15L308

    Rating:
    100%
    (1)
    Regular Price $116.99 Special Price $104.99
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  13. Strike Industries TRIBUS Enhanced Castle Nut and Ext End Plate for AR-15 Rifle, FDE

    Strike Industries TRIBUS Enhanced Castle Nut and Ext End Plate for AR-15 Rifle, FDE

    Rating:
    97%
    (6)
    Regular Price $81.99 Special Price $59.99
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  14. Leapers UTG 1-Piece AR-15 Carry Handle Sight, Matte Black - TLURS001

    Leapers UTG 1-Piece AR-15 Carry Handle Sight, Matte Black - TLURS001

    Rating:
    100%
    (4)
    Regular Price $106.99 Special Price $95.99
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  15. Strike Industries 17" Aluminum Strike Rail, Red - STRIKERAIL

    Strike Industries 17" Aluminum Strike Rail, Red - STRIKERAIL

    $204.95
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  16. Strike Industries 15.5" Aluminum Strike Rail, Black - STRIKERAIL

    Strike Industries 15.5" Aluminum Strike Rail, Black - STRIKERAIL

    Rating:
    100%
    (1)
    Regular Price $221.99 Special Price $199.99
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  17. Daniel Defense Collapsible Buttstock Kit, Gray - 28-102-06145-012

    Daniel Defense Collapsible Buttstock Kit, Gray - 28-102-06145-012

    Rating:
    100%
    (1)
    Regular Price $152.99 Special Price $136.99
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  18. Daniel Defense Collapsible Buttstock Kit, Brown - 28-102-06145-011

    Daniel Defense Collapsible Buttstock Kit, Brown - 28-102-06145-011

    Rating:
    92%
    (5)
    Regular Price $156.99 Special Price $140.99
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  19. Daniel Defense Buttstock Kit, Black - 28-102-06145-006

    Daniel Defense Buttstock Kit, Black - 28-102-06145-006

    Rating:
    100%
    (1)
    Regular Price $156.99 Special Price $140.99
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  20. Daniel Defense .223 Rem/5.56 16" Stripped Mid-Length Barrel, Black Phosphate - 077-09173-018

    Daniel Defense .223 Rem/5.56 16" Stripped Mid-Length Barrel, Black Phosphate - 077-09173-018

    Regular Price $387.99 Special Price $348.99
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  21. Daniel Defense .223 Rem/5.56 14.5" Stripped Mid-Length Barrel, Black Phosphate - 077-19125-018

    Daniel Defense .223 Rem/5.56 14.5" Stripped Mid-Length Barrel, Black Phosphate - 077-19125-018

    Regular Price $387.99 Special Price $348.99
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  22. Daniel Defense .223 Rem/5.56 16" Stripped Mid-Length Barrel, Black Phosphate - 078-09136-018

    Daniel Defense .223 Rem/5.56 16" Stripped Mid-Length Barrel, Black Phosphate - 078-09136-018

    Regular Price $387.99 Special Price $348.99
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  23. Seekins Precision NOXS M-LOK 15" AR-15 1-Piece Free Float Handguard System, Black - 10530053

    Seekins Precision NOXS M-LOK 15" AR-15 1-Piece Free Float Handguard System, Black - 10530053

    Regular Price $255.99 Special Price $229.99
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  24. Hogue 2-Piece Tactical Rifle Kit, Purple - 15655

    Hogue 2-Piece Tactical Rifle Kit, Purple - 15655

    Rating:
    100%
    (2)
    $67.99
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View as Grid View List View

Items 1849-1872 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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