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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 1441-1464 of 5570

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  1. Advanced Technology Classic AR-15 Pistol Grip With Finger Grooves, Black - ARA3200

    Advanced Technology Classic AR-15 Pistol Grip With Finger Grooves, Black - ARA3200

    Rating:
    92%
    (5)
    Regular Price $13.99 Special Price $12.59
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  2. Advanced Technology AR-15 Low Profile Gas Block, Black - A.8.10.0050

    Advanced Technology AR-15 Low Profile Gas Block, Black - A.8.10.0050

    Regular Price $21.99 Special Price $19.99
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  3. Advanced Technology X2 Recoil Reducing AR-15 Pistol Grip, Flat Dark Earth - A.5.20.2343

    Advanced Technology X2 Recoil Reducing AR-15 Pistol Grip, Flat Dark Earth - A.5.20.2343

    Rating:
    93%
    (3)
    Regular Price $21.99 Special Price $19.99
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  4. Advanced Technology AR-15 Carbine Gas Tube, Black - A.5.10.2550

    Advanced Technology AR-15 Carbine Gas Tube, Black - A.5.10.2550

    Rating:
    100%
    (1)
    Regular Price $15.99 Special Price $13.99
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  5. Advanced Technology AR-15 Carbine Gas Tube, Stainless - A.5.10.2549

    Advanced Technology AR-15 Carbine Gas Tube, Stainless - A.5.10.2549

    Regular Price $13.99 Special Price $11.99
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  6. Advanced Technology AR-15 Pistol Grip Screw And Star Lock Washer - A.5.10.2548

    Advanced Technology AR-15 Pistol Grip Screw And Star Lock Washer - A.5.10.2548

    Rating:
    100%
    (12)
    Regular Price $3.99 Special Price $2.99
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  7. Advanced Technology X1 Recoil Reducing AR-15 Pistol Grip, Black - A.5.10.2347

    Advanced Technology X1 Recoil Reducing AR-15 Pistol Grip, Black - A.5.10.2347

    Rating:
    89%
    (13)
    Regular Price $23.99 Special Price $21.59
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  8. Advanced Technology 1/2x28 .223/5.56 AR-15 Muzzle Brake Jam Nut, Black - A.5.10.2255

    Advanced Technology 1/2x28 .223/5.56 AR-15 Muzzle Brake Jam Nut, Black - A.5.10.2255

    Regular Price $8.99 Special Price $7.99
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  9. Advanced Technology AR-15 1/2x28 Crush Washer 5 Pack, Black - A.5.10.2253

    Advanced Technology AR-15 1/2x28 Crush Washer 5 Pack, Black - A.5.10.2253

    Rating:
    97%
    (19)
    Regular Price $8.99 Special Price $7.99
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  10. Advanced Technology AR-15 Shark Muzzle Brake With Crush Washer, Black - A.5.10.2251

    Advanced Technology AR-15 Shark Muzzle Brake With Crush Washer, Black - A.5.10.2251

    Rating:
    80%
    (1)
    Regular Price $33.99 Special Price $29.89
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  11. Yankee Hill Machine Co Shim Set 5/8" Iniside Diameter, Fits .30 Caliber QD Muzzle Breaks - SHIM-3302-SET

    Yankee Hill Machine Co Shim Set 5/8" Iniside Diameter, Fits .30 Caliber QD Muzzle Breaks - SHIM-3302-SET

    Rating:
    85%
    (4)
    Regular Price $11.99 Special Price $9.99
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  12. Yankee Hill Machine Co Shim Set 1/2" Inisde Diameter, Fits .556 Caliber - SHIM-3102-SET

    Yankee Hill Machine Co Shim Set 1/2" Inisde Diameter, Fits .556 Caliber - SHIM-3102-SET

    Rating:
    100%
    (2)
    Regular Price $11.99 Special Price $9.99
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  13. Yankee Hill Machine Co Slant Brake/Compensator 9MM, Black, 1/2X36 - AR YHM-85-MB-A

    Yankee Hill Machine Co Slant Brake/Compensator 9MM, Black, 1/2X36 - AR YHM-85-MB-A

    Regular Price $81.99 Special Price $72.99
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  14. Yankee Hill Machine Co MR7 AR-15 M-Lok Handguard 12.25" Rifle Length 14.8 Oz - YHM-5320

    Yankee Hill Machine Co MR7 AR-15 M-Lok Handguard 12.25" Rifle Length 14.8 Oz - YHM-5320

    Regular Price $170.99 Special Price $154.99
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  15. Yankee Hill Machine Co Blast Deflector 5.56/30 Caliber, Black - YHM-3130

    Yankee Hill Machine Co Blast Deflector 5.56/30 Caliber, Black - YHM-3130

    Regular Price $94.99 Special Price $84.99
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  16. Yankee Hill Machine Co Tactical Charging Handle Latch Only, Matte - YHM-281

    Yankee Hill Machine Co Tactical Charging Handle Latch Only, Matte - YHM-281

    Rating:
    100%
    (6)
    $18.99
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  17. Yankee Hill Machine Co Phantom Muzzle Brake, Smooth, 1/2x28, Fits AR Rifles, Black - YHM-28-5M2

    Yankee Hill Machine Co Phantom Muzzle Brake, Smooth, 1/2x28, Fits AR Rifles, Black - YHM-28-5M2

    Regular Price $39.99 Special Price $35.99
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  18. Yankee Hill Machine Co Phantom Muzzle Brake, Aggressive, Toothed, 1/2x28, Fits AR Rifles, Black - YHM-28-5M1

    Yankee Hill Machine Co Phantom Muzzle Brake, Aggressive, Toothed, 1/2x28, Fits AR Rifles, Black - YHM-28-5M1

    Regular Price $39.99 Special Price $35.99
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  19. Yankee Hill Machine Co Dust Cover 9mm for AR Rifles, Black - YHM-111-9

    Yankee Hill Machine Co Dust Cover 9mm for AR Rifles, Black - YHM-111-9

    Rating:
    100%
    (1)
    Regular Price $15.99 Special Price $13.99
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  20. Yankee Hill Machine Co Dust Cover 556 NATO for AR Rifles - YHM-111-556

    Yankee Hill Machine Co Dust Cover 556 NATO for AR Rifles - YHM-111-556

    Rating:
    100%
    (3)
    Regular Price $17.99 Special Price $15.99
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  21. Yankee Hill Machine Co Dust Cover 300 Blackout for AR Rifles, Black - YHM-111-300

    Yankee Hill Machine Co Dust Cover 300 Blackout for AR Rifles, Black - YHM-111-300

    Rating:
    100%
    (15)
    Regular Price $17.99 Special Price $15.99
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  22. TROY Barrel Nut Fits AR-15, Black - SRAI-BNT-0000-00

    TROY Barrel Nut Fits AR-15, Black - SRAI-BNT-0000-00

    Regular Price $18.99 Special Price $16.99
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  23. TROY QD Sling Mount with Swivel w/ 360 Degree Push Button Fits Battlerail, Black - SMOU-PBS-00BT-00

    TROY QD Sling Mount with Swivel w/ 360 Degree Push Button Fits Battlerail, Black - SMOU-PBS-00BT-00

    Rating:
    20%
    (1)
    Regular Price $42.99 Special Price $38.69
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  24. TROY Battle Rail Covers 6.2" Picatinny 3/pack, Black - SCOV-BRC-36BT-00

    TROY Battle Rail Covers 6.2" Picatinny 3/pack, Black - SCOV-BRC-36BT-00

    Rating:
    100%
    (1)
    Regular Price $22.99 Special Price $20.09
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View as Grid View List View

Items 1441-1464 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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