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AR Uppers

GrabAGun has everything you need to build your new AR15 with our great selection of AR-15 uppers. We have many options including different calibers, barrel lengths, gas systems, handguards, and rails to choose from to help you build your dream AR-15.

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    Del-Ton AR-15 Pre-Ban Upper Black 5.56 NATO / .223 Rem 16" Barrel
    Del-Ton AR-15 Pre-Ban Upper Black 5.56 NATO / .223 Rem 16" Barrel
    Rating:
    100%
    2  Reviews
    $279.99
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    Del-Ton Upper 5.56 NATO / .223 Rem 16" Barrel M-LOK Handguard
    Del-Ton Upper 5.56 NATO / .223 Rem 16" Barrel M-LOK Handguard
    $308.99
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    Del-Ton Complete Upper 5.56 / .223 Rem 20" Barrel
    Del-Ton Complete Upper 5.56 / .223 Rem 20" Barrel
    $303.99
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    Del-Ton M4 Magpul M-LOK Rifle Kit Flat Dark Earth .223 / 5.56 NATO 16-inch Upper and Lower Parts Kit
    Rating:
    96%
    5  Reviews
    $418.99
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    Luth-AR AR-15 Lightweight Upper Receiver 5.56 NATO 16" Barrel
    Luth-AR AR-15 Lightweight Upper Receiver 5.56 NATO 16" Barrel
    Rating:
    100%
    1  Review
    $387.99
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    Radical Firearms Complete Upper Assembly 300BLK 16" MLOK BLK
    Radical Firearms Complete Upper Assembly 300BLK 16" MLOK BLK
    Rating:
    100%
    1  Review
    $409.99
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    Spikes Tactical 9mm Luger AR-15 Complete Upper Receiver
    Spikes Tactical 9mm Luger AR-15 Complete Upper Receiver
    Rating:
    100%
    1  Review
    $108.99
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    CMMG Banshee Upper Receiver 9MM 8" Barrel Cerakote Finish Armor
    CMMG Banshee Upper Receiver 9MM 8" Barrel Cerakote Finish Armor
    $834.99
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    HM Defense MonoBloc Upper 5.56x44mm 16" Barrel with Free-Float Handguards
    HM Defense MonoBloc Upper 5.56 NATO / .223 Rem 16" Barrel with Free-Float Handguards
    $493.99
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    Luth-AR AR-15 .223 Complete Upper Assembly 24" Barrel
    Luth-AR AR-15 .223 Complete Upper Assembly 24" Barrel
    Rating:
    100%
    1  Review
    $483.99
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    Del-Ton Complete Upper 5.56 11.5" Barrel Carbine Length
    Del-Ton Complete Upper 5.56 11.5" Barrel Carbine Length
    $297.99
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    CMMG Banshee Upper Receiver 5.7X28MM 5" Barrel
    CMMG Banshee Upper Receiver 5.7X28MM 5" Barrel
    $800.99
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    Anderson Manufacturing Stripped AR-15 A3 Sport Upper Receiver
    Anderson Manufacturing Upper Receiver Stripped with Forward Assist for AR-15
    $56.49
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    Maxim Defense Industries PDX Complete Upper .300 AAC Blackout 5.5" Barrel
    Maxim Defense Industries PDX Complete Upper .300 AAC Blackout 5.5" Barrel
    Rating:
    100%
    1  Review
    $1,074.99
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    Colt Firearms LE6920 Complete Upper 5.56 NATO / .223 Rem 16" Barrel
    Colt Firearms LE6920 Complete Upper 5.56 NATO / .223 Rem 16" Barrel
    $778.99
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    Radical Firearms Complete Upper Assembly 7.62 X 39 16" Barrel MLOK
    Radical Firearms Complete Upper Assembly 7.62 X 39 16" Barrel MLOK
    Rating:
    100%
    1  Review
    $433.97
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    Maxim Defense Industries PDX Upper Receiver Flat Dark Earth .300 AAC Blackout 5.5" Barrel
    Maxim Defense Industries PDX Upper Receiver Flat Dark Earth .300 AAC Blackout 5.5" Barrel
    $1,074.99
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    Del-Ton Heavy Barrel Rifle Kit Black 5.56NATO/.223REM 20-inch
    $425.99
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    Alexander Arms Tactical Complete Upper .50 Beowulf 16" Barrel 7-Rounds For AR-15
    Alexander Arms Tactical Complete Upper .50 Beowulf 16" Barrel 7-Rounds For AR-15
    $879.99
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    Charles Daly AR 410 Complete Upper .410 GA 19" Barrel 5-Rounds
    Charles Daly AR 410 Complete Upper .410 GA 19" Barrel 5-Rounds
    Rating:
    90%
    4  Reviews
    $349.99
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    PWS MK116 MOD 1-M AR-15 Complete Upper .223 Wylde 16" Barrel
    PWS MK116 MOD 1-M AR-15 Complete Upper .223 Wylde 16" Barrel
    $1,029.49
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    Luth-AR Complete Upper Receiver 223 Rem/556NATO 11.5" Barrel
    Luth-AR Complete Upper Receiver 223 Rem/556NATO 11.5" Barrel
    Rating:
    100%
    1  Review
    $391.99
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    Troy A4 Complete Upper 5.56 NATO / .223 Rem 10.5" Barrel
    Troy A4 Complete Upper 5.56 NATO / .223 Rem 10.5" Barrel
    $659.99
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    Nordic Components Upper Kit Black 22LR 16 inch 10 Round W/Bolt Saver
    Rating:
    96%
    5  Reviews
    $550.99
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    Aero Precision M5 LR308 Complete Upper Receiver 308 WIN FDE Cerakote
    Aero Precision M5 LR308 Complete Upper Receiver 308 WIN FDE Cerakote
    Rating:
    100%
    2  Reviews
    $161.99
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    Troy A4 Complete Upper 5.56 NATO / .223 Rem 16" Barrel
    Troy A4 Complete Upper 5.56 NATO / .223 Rem 16" Barrel
    $659.99
  27. Add to Wishlist Add to Compare
    Del-Ton AR Pistol Build Kit 5.56 11.5" Barrel Mil-Spec Upper
    Del-Ton AR Pistol Build Kit 5.56 11.5" Barrel Mil-Spec Upper
    $373.99
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    Midwest Industries Upper .223 Wylde 16" Barrel No NCG or Charging Handle
    Midwest Industries Upper .223 Wylde 16" Barrel No NCG or Charging Handle
    $471.99
  29. Add to Wishlist Add to Compare
    Del-Ton Complete Upper 5.56 16" Barrel Carbine Length
    Del-Ton Complete Upper 5.56 16" Barrel Carbine Length
    $319.99
  30. Add to Wishlist Add to Compare
    Del-Ton Rifle Kit 5.56 16" Barrel MLOK Handguard
    Del-Ton Rifle Kit 5.56 16" Barrel MLOK Handguard
    $373.99
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Related Products

  • Adams Arms P2 Upper Black 5.56 / .223
    Adams Arms P2 Upper Black 5.56 / .223

    The Adams Arms P2 upper is a fantastic choice for completing your semi-auto 5.56 platform. This P2 upper features 7075-T6 hard coat anodized upper receiver, a QPQ Melonite and Black Nitride Barrel, a full-Length M-LOK Handguard, and threaded with a ...

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    Adams Arms P2 Upper Black 5.56 / .223
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  • Adams Arms P1 MOE Upper 5.56 NATO /
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    Adams Arms P1 MOE Upper 5.56 NATO /

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    Adams Arms P2 AARS Upper 5.56 NATO /
    Adams Arms P2 AARS Upper 5.56 NATO /

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  • Daniel Defense V9 Upper Group Black 5.56 /
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    The V9 URG is equipped with a single pinned low profile gas block that is drilled, taper reamed, and press fit into place to securely attach the low profile gas block to the barrel assembly. Daniel Defense complete upper receiver ...

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