Upper Receivers

AR 15 Upper Parts - Looking for AR 15 Upper Receivers? You've found Moriarti Armaments, home of the best AR parts selection and prices every day. 

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  •  AR-15 Stripped Billet Upper in Red
     AR-15 Stripped Billet Upper in Red .223 / 5.56 Cal T6 6061 Billet  1913 Picatinny Rail Flat Top Manufactured From Solid Block Of Billet Aluminum M4 Feed Ramp Red Anodized Finish Will Match Up With Any Brand Lower Receiver  Accepts Mil-Spec Ejection ..
     AR-15 Stripped Billet Upper in Red .223 / 5.56 Cal T6 606...
    $139.95
  • AR-15 5.56/.223 Upper Receiver Build Kit with Black Nitride BCG
    AR-15 5.56/.223 Upper Build Kit with Black Nitride BCG provides a great replacement kit for all your upper receiver needs. The kit includes:.223/5.56 Stripped Upper Receiver7075-T6 Forged Aluminum Hard Coat AnodizedM4 Feed RampsMade in the USAUpper Parts Kit (Forward Assist Kit + Dust Cover Kit..
    AR-15 5.56/.223 Upper Build Kit with Black Nitride BCG provides a g...
    $179.80$199.95
  • AR-15 Aero Precision Stripped Upper Receiver
    The Aero Precision Stripped Upper Receiver is crafted from a 7075-T6 aluminum forging machined to MIL-SPEC including M4 feed ramps. The upper is Type III Class 2 hardcoat anodized and laser engraved with T-marks. Compatible with all MIL-SPEC AR-15/M16 components.Features:M4 feedrampsAnodized blackMa..
    The Aero Precision Stripped Upper Receiver is crafted from a 7075-T...
    $79.99
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  • AR-15 Aero Precision Stripped Upper Receiver - FDE
    The Aero Precision Stripped Upper Receiver is crafted from a 7075-T6 aluminum forging machined to MIL-SPEC including M4 feed ramps. The upper is finished in a durable flat dark earth Cerakote. Compatible with all MIL-SPEC AR-15/M16 components.Features:M4 feedrampsMagpul FDE CerakoteMachined for .250..
    The Aero Precision Stripped Upper Receiver is crafted from a 7075-T...
    $79.00$104.99
  • AR-15 BILLET UPPER RECEIVER WITH FORWARD ASSIST & EJECTION DOOR ASSEMBLY
    AR-15 BILLET UPPER RECEIVER WITH FORWARD ASSIST & EJECTION DOOR ASSEMBLYUS Made In Scottsdale, Arizona.223 / 5.56 CalT6 6061 Billet 1913 Picatinny Rail Flat TopManufactured From Solid Block Of Billet AluminumM4 Feed RampMIL-A-8625 TYPE III AnodizingWill Match Up With Any Brand Lower Receive..
    AR-15 BILLET UPPER RECEIVER WITH FORWARD ASSIST & EJECTION DOOR...
    $149.95
  • AR-15 Moriarti Armaments Dust Cover
    AR-15 Moriarti Armaments Dust CoverAR-15 Dust Cover to complete your AR-15 Stripped Upper Receiver Black anodized finish Made in the USA ..
    AR-15 Moriarti Armaments Dust CoverAR-15 Dust Cover to complete you...
    $14.99
  • AR-15 STRIPPED "SLAB SIDE" BILLET UPPER RECEIVER - BLACK ANODIZED
    US Made.223 / 5.56 CalT6 6061 Billet 1913 Picatinny Rail Flat TopManufactured From Solid Block Of Billet AluminumM4 Feed RampSmooth "Slab Side" Design (No Forward Assist)MIL-A-8625 TYPE III AnodizingWill Match Up With Any Brand Lower Receiver Accepts Mil-Spec Ejection Port Door Kit&nb..
    US Made.223 / 5.56 CalT6 6061 Billet 1913 Picatinny Rail Flat ...
    $79.95$139.99
  • AR-15 STRIPPED BILLET UPPER RECEIVER - NICKEL
    AR-15 STRIPPED BILLET UPPER RECEIVER - NICKELUS Made In Scottsdale, Arizona.223 / 5.56 CalT6 6061 Billet 1913 Picatinny Rail Flat TopManufactured From Solid Block Of Billet AluminumM4 Feed RampNickel FinishWill Match Up With Any Brand Lower Receiver Accepts Mil-Spec Ejection Port Door..
    AR-15 STRIPPED BILLET UPPER RECEIVER - NICKELUS Made In Scottsdale,...
    $149.95
  • AR-15 stripped billet upper receiver in blue
    AR-15 stripped billet upper receiver in blue.223 / 5.56 CalT6 6061 Billet 1913 Picatinny Rail Flat TopManufactured From Solid Block Of Billet AluminumM4 Feed RampBlue Anodized FinishWill Match Up With Any Brand Lower Receiver Accepts Mil-Spec Ejection Port Door Kit And Forward Assist ..
    AR-15 stripped billet upper receiver in blue.223 / 5.56 CalT6 6061 ...
    $139.95
  • AR-15 stripped upper receiver - black anodized
    AR-15 stripped upper receiver - black anodizedHigh Quality Forged A3 Upper receivers milled to precise final specifications from 7075 aluminum forgings to produce a tough, high-quality upper you can depend on. Features include:M4-pattern feed cuts for reliable feeding, military-style, hard-anod..
    AR-15 stripped upper receiver - black anodizedHigh Quality Forged A...
    $39.95$59.99
  • AR-15 Ejection Port Dust Cover Assembly
    AR-15 Ejection Port Dust Cover AssemblyUS Made.223Includes Dust Cover, Rod,Spring, And ClipComplete Assembly ..
    AR-15 Ejection Port Dust Cover AssemblyUS Made.223Includes Dust Cov...
    $11.95
  • AR-15 Forward Assist Assembly
    Complete AR-15 Forward Assist AssemblyUS Made.223 CalMil-SpecIncludes Button, Spring, And PinComplete Assembly  ..
    Complete AR-15 Forward Assist AssemblyUS Made.223 CalMil-SpecInclud...
    $11.95
  • AR-15 FORWARD ASSIST ASSEMBLY - RED
    The Forward Assist plunger is made of aluminum for weight savings without sacrificing functionality. The Forward Assist pawl is constructed from tool steel to ensure positive engagement with the forward assist serrations on compatible bolt carriers.Features:Anodized aluminum plungerSteel pawlIncreas..
    The Forward Assist plunger is made of aluminum for weight savings w...
    $17.95
  • AR-15 STAINLESS STEEL FORWARD ASSIST
    Complete AR-15 Forward Assist Assembly - Stainless SteelUS Made.223 CalMil-SpecIncludes Button, Spring, And PinComplete AssemblyStainless Steel  ..
    Complete AR-15 Forward Assist Assembly - Stainless SteelUS Made.223...
    $14.95