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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 1225-1248 of 5570

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  1. Diamondback AR-15 223 Rem & 556 NATO 16" 1:8 Barrel, Black Nitride Finish - 556M16M50B8R

    Diamondback AR-15 223 Rem & 556 NATO 16" 1:8 Barrel, Black Nitride Finish - 556M16M50B8R

    Rating:
    100%
    (1)
    Regular Price $114.99 Special Price $102.99
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  2. Strike Industries Strike Rail M-LOK Handguard, fits AR15, 15.5", Anodized Finish, Flat Dark Earth

    Strike Industries Strike Rail M-LOK Handguard, fits AR15, 15.5", Anodized Finish, Flat Dark Earth

    $193.95
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  3. LanTac M-SPEC AR-10 BCG Full Auto Profile, Black - 01MSPEC762NITBC

    LanTac M-SPEC AR-10 BCG Full Auto Profile, Black - 01MSPEC762NITBC

    Regular Price $246.99 Special Price $221.99
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  4. Geissele Automatics MK8 Super Modular Rail 10.5" Handguard - 051657S

    Geissele Automatics MK8 Super Modular Rail 10.5" Handguard - 051657S

    Regular Price $389.99 Special Price $350.99
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  5. Geissele Automatics MK8 Super Modular Rail 10.5" Handguard - 051657B

    Geissele Automatics MK8 Super Modular Rail 10.5" Handguard - 051657B

    Regular Price $340.99 Special Price $306.99
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  6. Geissele Automatics MK4 Federal MK4 Rail Desert Tan MLOK AR15 10" Rail - 05430DDC

    Geissele Automatics MK4 Federal MK4 Rail Desert Tan MLOK AR15 10" Rail - 05430DDC

    Regular Price $472.99 Special Price $425.99
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  7. Geissele Automatics MK4 Federal Super Modular Rail 10" M-LOK Rail - 05430B

    Geissele Automatics MK4 Federal Super Modular Rail 10" M-LOK Rail - 05430B

    Regular Price $426.99 Special Price $383.99
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  8. Midwest 20 Series AR M-LOK 11.5" Handguard - MI21XM

    Midwest 20 Series AR M-LOK 11.5" Handguard - MI21XM

    Regular Price $250.99 Special Price $225.99
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  9. FailZero AR9. 9mm Bolt Carrier Group, Nickel Boron - FZ9MMBCG

    FailZero AR9. 9mm Bolt Carrier Group, Nickel Boron - FZ9MMBCG

    Rating:
    100%
    (1)
    Regular Price $219.99 Special Price $199.99
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  10. Odin Works Bolt Carrier Group, Black, Matte - ACC9MMENHANCEDBCGBLK

    Odin Works Bolt Carrier Group, Black, Matte - ACC9MMENHANCEDBCGBLK

    Regular Price $178.99 Special Price $160.99
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  11. Battle Arms Bolt Carrier Group, 9mm, Nitride Finish, Black - BADBCG9MM

    Battle Arms Bolt Carrier Group, 9mm, Nitride Finish, Black - BADBCG9MM

    $169.95
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  12. Battle Arms 13" Workhorse Rail, MLOK, Free-Float, Fits AR Rifles, Black

    Battle Arms 13" Workhorse Rail, MLOK, Free-Float, Fits AR Rifles, Black

    Regular Price $185.99 Special Price $166.99
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  13. Fortis Switch, Handguard, Black, fits DPMS High Profile 308, 15.75", Matte

    Fortis Switch, Handguard, Black, fits DPMS High Profile 308, 15.75", Matte

    Regular Price $299.99 Special Price $270.99
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  14. Midwest 20 Series AR M-LOK 9.5" Handguard - MI20XM

    Midwest 20 Series AR M-LOK 9.5" Handguard - MI20XM

    $188.95
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  15. Wilson Combat AR-15 Phosphate BCG Assembly - TRBCA

    Wilson Combat AR-15 Phosphate BCG Assembly - TRBCA

    $185.99
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  16. Odin Works Bolt Carrier Group, Bolt Carrier Group, Stainless Steel Finish

    Odin Works Bolt Carrier Group, Bolt Carrier Group, Stainless Steel Finish

    Regular Price $178.99 Special Price $160.99
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  17. Midwest Industries Enhanced Bolt Carrier Group, Black, BCG

    Midwest Industries Enhanced Bolt Carrier Group, Black, BCG

    Regular Price $186.99 Special Price $167.99
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  18. LanTac Spada AR-15 15" Free Float Handguard - 01HG015SPADAML

    LanTac Spada AR-15 15" Free Float Handguard - 01HG015SPADAML

    $212.99
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  19. LanTac Spada AR-15 10.5" Free Float Handguard - 01HG010SPADAML

    LanTac Spada AR-15 10.5" Free Float Handguard - 01HG010SPADAML

    $191.99
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  20. Armaspec Stealth, Spring, Black - ARM253H

    Armaspec Stealth, Spring, Black - ARM253H

    Rating:
    100%
    (2)
    Regular Price $85.99 Special Price $76.99
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  21. Odin AR-15 9mm Billet Upper Receiver - UPPERBILLET9MM

    Odin AR-15 9mm Billet Upper Receiver - UPPERBILLET9MM

    Rating:
    100%
    (1)
    Regular Price $147.99 Special Price $132.99
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  22. TangoDown Vertical Grip, Stubby, Fits Picatinny, Quick Detach Auto Lock, Flat Dark Earth

    TangoDown Vertical Grip, Stubby, Fits Picatinny, Quick Detach Auto Lock, Flat Dark Earth

    Rating:
    100%
    (1)
    Regular Price $105.99 Special Price $94.99
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  23. Wilson Combat Gas Tube, Mid-Length, AR-15 - TRGTM

    Wilson Combat Gas Tube, Mid-Length, AR-15 - TRGTM

    Rating:
    90%
    (2)
    Regular Price $21.99 Special Price $18.99
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  24. Wilson Combat A2 AR-15 Birdcage Flash Hider, 1/2x28

    Wilson Combat A2 AR-15 Birdcage Flash Hider, 1/2x28

    Rating:
    100%
    (5)
    Regular Price $12.99 Special Price $10.99
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Items 1225-1248 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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