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Buy AR 15 Upper Kits, Parts, & Complete Uppers Online

The modular design of the AR 15 platform is one of its greatest attributes, and the ability to build your rifle with quality parts from Red Barn Armory saves you money and offers an amount of customization that you just can’t get any other way.

  • FLASH HIDERS & BRAKES

    Buy Muzzle Brakes & Flash Suppressors Online

    Inherent in shooting are the properties of barrel rise as a result of recoil and the flash resulting from the explosion of the powder. While neither characteristic can ever be eliminated entirely, they can each be reduced dramatically with simple augmentations to a weapon. Reduce recoil and barrel rise or the likelihood of blinding yourself when shooting in low-light conditions with muzzle brakes and flash suppressors from Red Barn Armory.

    Our selection of shooting brakes and flash hiders comes from a long list of quality manufacturers including:

    • Aero Precision
    • Fortis Manufacturing
    • ALG Defense
    • Diamondhead
    • Noveske
    • Lantac
    • Phase 5 Tactical
    • Spike’s Tactical
    • Surefire
    • Troy Industries
    • Yankee Hill Machine and more
  • HANDGUARDS & RAILS

    Buy Free Float Handguards & AR 15 Quad Rails Online

    There seems to be no end to what can be done to customize an AR-15 to your exact requirements, and a great place to start is in deciding what attachments you want to add and which hand guards or rails will best serve your needs. Whether you're adding flashlights, scopes, laser sights, or anything else, quality AR15 quad rails or free float quad rails should offer you maximum flexibility in your setup.

    We carry free float handguards and AR 15 quad rails from a variety of top-notch manufacturers, including:

    • ALG Defense
    • AP Custom
    • Diamondhead
    • Fortis Manufacturing
    • Samson
    • Magpul
    • Troy Industries
    • Phase 5
    • Yankee Hill Machine
    • Rainier Arms
Whether you’re looking for an AR 15 upper parts kit, an AR 15 complete upper receiver assembly, or individual upper parts, Red Barn Armory has a great selection from top manufacturers including:

  • RBA
  • Radical Firearms
  • DPMS
  • Core 15
  • Spike’s Tactical
  • Aero Precision
  • Magpul
  • Troy
  • Diamondhead
  • Yankee Hill
  • Rainier Arms and more

There is literally no end to the options at your disposal, and with FREE shipping on qualified orders over $99, you’re poised to save even more when you shop at Red Barn Armory.