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AR-15 Uppers

Palmetto State Armory offers a great selection of AR-15 upper assemblies. Whether you are a gun enthusiast or a beginner, we have plenty of options from different barrel lengths, calibers, gas systems, handguards, & rails to choose from to help you complete a custom build or upgrade. Be sure to browse our AR-15 complete lower receivers selection to complete your custom build. We are your online AR-15 headquarters. 

Under $300

Under $300
Upper Receiver Parts

Upper Receiver Parts
Left Handed Uppers

Left Handed Uppers
Pistol Uppers

Pistol Uppers
Railed Uppers

Railed Uppers
300 Blackout Uppers

300 Blackout Uppers
MOE Uppers

MOE Uppers
Classic Uppers

Classic Uppers
Premium Uppers

Premium Uppers
AR-PCC Uppers

AR-PCC Uppers
6.5 Grendel

6.5 Grendel
Pistol Kits

Pistol Kits
Rifle Kits

Rifle Kits
Featured Products
  1. ar-15 barreled upper
    PSA 10.5" Pistol-Length 300AAC 1/8 Phosphate 9" Lightweight M-Lok Upper - With BCG & CH - 5165448418
    Rating:
    96%
    (242)
    Regular Price $599.99 Special Price $259.99
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  2. PSA 7" Nitride 1:7 Pistol Length 300AAC Blackout Marauder AR-15 Upper Assembly, Black - No BCG/CH
    PSA 7" Nitride 1:7 Pistol Length 300AAC Blackout Marauder AR-15 Upper Assembly, Black - No BCG/CH
    Rating:
    94%
    (171)
    Regular Price $409.99 Special Price $189.99
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  3. PSA 16" Pistol-Length 300AAC Blackout 1/8 Nitride 15" Lightweight M-Lok Upper - With BCG & CH - 5165450142
    PSA 16" Pistol-Length 300AAC Blackout 1/8 Nitride 15" Lightweight M-Lok Upper - With BCG & CH - 5165450142
    Rating:
    93%
    (93)
    Regular Price $589.99 Special Price $359.99
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Items 1-24 of 1194

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  1. PSA 16" M4 5.56 MOE EPT Rifle With Rear MBUS & PSA Complete 5.56 Railed Upper Bundle

    PSA 16" M4 5.56 MOE EPT Rifle With Rear MBUS & PSA Complete 5.56 Railed Upper Bundle

    $699.98
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  2. PSA 7.5" Pistol-Length 300AAC 1/8 Phosphate 6" Lightweight M-Lok, without BCG & CH

    PSA 7.5" Pistol-Length 300AAC 1/8 Phosphate 6" Lightweight M-Lok, without BCG & CH

    Rating:
    96%
    (20)
    Regular Price $299.99 Special Price $189.99
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  3. PSA 16" Mid-Length 5.56 NATO 1:7 Nitride 13" Lightweight Hex M-Lok Upper No BCG or CH

    PSA 16" Mid-Length 5.56 NATO 1:7 Nitride 13" Lightweight Hex M-Lok Upper No BCG or CH

    Rating:
    97%
    (75)
    Regular Price $349.99 Special Price $199.99
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  4. PSA 16" Carbine-Length M4 5.56 NATO 1/7 Phosphate Classic Upper w/ BCG and CH, Flat Dark Earth

    PSA 16" Carbine-Length M4 5.56 NATO 1/7 Phosphate Classic Upper w/ BCG and CH, Flat Dark Earth

    Rating:
    87%
    (26)
    Regular Price $569.99 Special Price $279.99
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  5. lightweight ar 15 upper

    PSA 18" Rifle Length .223 Wylde 1:7 SS 15" Lightweight M-lok Upper With Nickel Boron BCG & CH

    Rating:
    96%
    (100)
    Regular Price $699.99 Special Price $359.99
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  6. 16 inch carbine ar-15 rifle barreled upper assembly

    PSA AR-15 Upper 5.56 16" Carbine-Lgth 1:7 M4 Nitride MOE w/ Rear MBUS, BCG, & CH

    Rating:
    97%
    (339)
    Regular Price $599.99 Special Price $279.99
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  7. PSA 20" Rifle Length 1/7 Nitride 15" Lightweight M-lok Upper - No BCG & CH

    PSA 20" Rifle Length 1/7 Nitride 15" Lightweight M-lok Upper - No BCG & CH

    Rating:
    98%
    (20)
    Regular Price $499.99 Special Price $229.99
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  8. PSA 16" Mid-length 5.56 NATO 1/7 Nitride MOE Upper with BCG & CH,ODG

    PSA 16" Mid-length 5.56 NATO 1/7 Nitride MOE Upper with BCG & CH,ODG

    Rating:
    99%
    (36)
    Regular Price $599.99 Special Price $259.99
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  9. PSA 20" Rifle-Length 5.56 NATO 1/7 Stainless Steel 15" Lightweight Hex M-lok Upper Without BCG & Charging Handle

    PSA 20" Rifle-Length 5.56 NATO 1/7 Stainless Steel 15" Lightweight Hex M-lok Upper Without BCG & Charging Handle

    Rating:
    97%
    (46)
    Regular Price $399.99 Special Price $229.99
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  10. PSA JAKL 8.5" 300 Blackout 1/8 Nitride Complete Upper With BCG, Bolt Catch & Roll Pin

    PSA JAKL 8.5" 300 Blackout 1/8 Nitride Complete Upper With BCG, Bolt Catch & Roll Pin, FDE

    Rating:
    94%
    (24)
    $699.99
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  11. PSA JAKL 10.5" 5.56 NATO 1/7 Nitride Complete Upper With BCG, Bolt Catch & Both Catch Roll Pin, FDE

    PSA JAKL 10.5" 5.56 NATO 1/7 Nitride Complete Upper With BCG, Bolt Catch & Bolt Catch Roll Pin, FDE

    Rating:
    95%
    (20)
    $699.99
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  12. PSA 20" CHF Rifle-Length 5.56 NATO 1/7 18" Lightweight M-Lok Upper - No BCG or CH

    PSA 20" CHF Rifle-Length 5.56 NATO 1/7 18" Lightweight M-Lok Upper - No BCG or CH

    Rating:
    97%
    (51)
    Regular Price $799.99 Special Price $519.99
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  13. PSA 20" Rifle-Length 6.5 Grendel 1/8 Stainless Steel 15" M-Lok Upper With BCG & CH

    PSA 20" Rifle-Length 6.5 Grendel 1/8 Stainless Steel 15" M-Lok Upper With BCG & CH

    Rating:
    91%
    (200)
    Regular Price $709.99 Special Price $389.99
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  14. PSA AR-15 Upper 5.56 16" Mid-Length 1/7 Nitride 13.5" M-LOK w/NiBx BCG & CH

    PSA AR-15 Upper 5.56 16" Mid-Length 1/7 Nitride 13.5" M-LOK w/NiBx BCG & CH

    Rating:
    97%
    (338)
    Regular Price $519.99 Special Price $349.99
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  15. Stainless steel 12" upper

    PSA 12" Carbine-Length 6.5 Grendel 1/8 Stainless Steel 10" Lightweight M-Lok Upper - With BCG & CH - 5165449009

    Rating:
    94%
    (135)
    Regular Price $649.99 Special Price $369.99
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  16. nitride upper

    PSA 20" Rifle Length 5.56 NATO 1:7 Nitride Freedom Upper - No BCG Or Charging Handle - 516445940

    Rating:
    96%
    (131)
    Regular Price $399.99 Special Price $219.99
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  17. psa 16" classic freedom m4 fde upper with bcg and charging handle

    PSA 16" Carbine Length 5.56 NATO Classic Freedom M4 Upper w/ BCG and CH, Flat Dark Earth - 7779344

    Rating:
    96%
    (379)
    Regular Price $389.99 Special Price $279.99
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  18. PSA 20" Rifle-Length .224 Valkyrie 1/6.5" Stainless Steel Upper w/ BCG & Vortex Scope & PSA AR-15 Complete MOE EPT Stealth Lower

    PSA 20" Rifle-Length .224 Valkyrie 1/6.5" Stainless Steel Upper w/ BCG & Vortex Scope & PSA AR-15 Complete MOE EPT Stealth Lower

    $799.98
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  19. BLEM Harrington & Richardson 10.5" 300BLK Commando Upper

    BLEM Harrington & Richardson 10.5" 300BLK Commando Upper

    $629.99
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  20. Harrington & Richardson 10.5" 300BLK Commando Upper

    Harrington & Richardson 10.5" 300BLK Commando Upper

    $649.99
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  21. PSA 16" Mid-Length 5.56 NATO 1:7 Nitride 13" Lightweight Hex M-Lok Upper No BCG & CH, ODG

    PSA 16" Mid-Length 5.56 NATO 1:7 Nitride 13" Lightweight Hex M-Lok Upper No BCG & CH, ODG

    Regular Price $399.99 Special Price $199.99
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  22. Primary Weapons Systems MK116 Mod 1-M 16.10" Upper .223 Wylde 1:8 M-LOK Rail, Black

    Primary Weapons Systems MK116 Mod 1-M 16.10" Upper .223 Wylde 1:8 M-LOK Rail, Black

    $989.99
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  23. Spikes Tactical 16" Classic Upper 5.56x45mm/.223 Remington 1:7 Quad Rail Mid-Length, Black

    Spikes Tactical 16" Classic Upper 5.56x45mm/.223 Remington 1:7 Quad Rail Mid-Length, Black

    $837.99
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  24. Rise Armament 18" Upper 6mm ARC 1:7 M-LOK Picatinny Rail Aluminum Rifle-Length, Patriot Brown

    Rise Armament 18" Upper 6mm ARC 1:7 M-LOK Picatinny Rail Aluminum Rifle-Length, Patriot Brown

    $880.99
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Items 1-24 of 1194

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  1. Pistol Uppers 222
  2. Left Handed Uppers 5
  3. Railed Uppers 604
  4. 300 Blackout Uppers 129
  5. MOE Uppers 79
  6. Classic Uppers 99
  7. Premium Uppers 196
  8. AR-PCC Uppers 114
  9. 6.5 Grendel 13
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