Welcome to Cheaper Than Dirt! Shop 200,000+ deals on firearms, ammunition, gun parts, survival gear and more. All in stock and ready to ship.
  • Filter By:
  • Reset
    In Stock Only
  • Reset
    Free Shipping Items Only
  • Reset
    New Items Only
  • Categories
    .22 LR Uppers(11)
    .223 Rem/5.56 NATO Uppers(99)
    .300 AAC Blackout Uppers(19)
    .450 Bushmaster Uppers(2)
    5.7x28mm Uppers(1)
    6.8 Remington SPC Uppers(2)
    7.62x39 Uppers(8)
    9mm Uppers(5)
    Other(4)
  • Reset
    Caliber
    .30-06 Springfield(2)
    5.56 NATO(1)
  • Reset
    Brand
    2A Armament(10)
    Adams Arms(6)
    Black Rain(1)
    Bushmaster(4)
    CMMG, Inc.(41)
    CORE15 Rifle Systems(6)
    Chiappa Firearms(3)
    Colt(1)
    DPMS(4)
    DRD Tactical(2)
    Del-Ton(5)
    DoubleStar(3)
    FNH USA, Inc(3)
    Great Lakes Firearms and Ammunition(2)
    Midwest Industries, Inc.(3)
    ODIN Works(4)
    PW Arms(1)
    Patriot Ordnance Factory(1)
    Phase 5 Weapon Systems(1)
    Primary Weapons Systems(3)
    Radical Firearms(5)
    Rock River Arms, Inc.(2)
    Ruger(2)
    S&W(2)
    Spikes Tactical(10)
    Tactical Solutions(1)
    Troy Industries(1)
    Wilson Combat(3)
    Windham Weaponry(13)
    Yankee Hill Machine(5)
  • Reset
    Grains
    180(2)
  • Reset
    FPS
    2700(2)
  • Reset
    Bullet Type
    Soft Point(2)
  • Reset
    Action
    Semi-Automatic(1)
  • Reset
    Number of Rounds
    10(2)
    25(1)
    30(5)
    32(1)
  • Reset
    Barrel Length
    20"(1)
  • Reset
    Frame Finish
    Black(1)
  • Reset
    Stock
    Fixed(1)
  • Reset
    Pricing
    • $99.99 and Under(0)
    • $100.00-$199.99(0)
    • $200.00-$299.99(1)
    • $300.00-$399.99(10)
    • $400.00-$499.99(14)
    • $500.00-$599.99(25)
    • $600.00-$699.99(18)
    • $700.00 and Over(81)
  • Rating
    & Up (14)
    & Up (16)
    & Up (16)
    & Up (16)

AR-15 Upper Receivers & Assemblies

Sort By
Items per page:  30 | 60 | 90 | View All (149) Previous1 2 3 4 5 Next
Items per page:  30 | 60 | 90 | View All (149) Previous1 2 3 4 5 Next