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    We Ship Fast!

    Order by 1PM CST for Same Day Shipping (Mon-Fri)

    This quality AR 15 Assembled Upper Receiver comes with the port door and forward assist already installed.

    Forged from 7075-T6 aluminum, this assembled upper is precision machined to mil- spec M16/M4 specifications and features M4 feedramps.

    Features:

    • M4 Feedramps
    • .250 takedown pin holes
    • Laser engraved T-marks
    • Includes port door and forward assist

    Specifications:

    • PLATFORM: AR15
    • MATERIAL: Machined from 7075-T6 forged aluminum
    • FINISH: Anodized Black
    • COMPATIBILITY: Works with all Mil-spec AR15/M16 components
    • WEIGHT: 8.35oz

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    Customer Reviews

    Based on 12 reviews
    100%
    (12)
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    T
    T.M.
    Customer Service

    I was very pleased with the turn around on my upper receiver. I will buy from you again.

    L
    L.B.
    Spot on

    Ordering parts was easy. Product delivered was as specified. I'm very happy with ordering and the product.

    R
    R.H.
    Aero upper

    Good price, quick delivery, and had them in stock when no one else seemed to.

    J
    J.
    Aero assembled upper

    I was very impressed with the quality of aero precision assembled upper. I was also very impressed with the customer service and quick shipping of AT3.

    H
    H.N.
    Good price and fast delivery

    Fast delivery as usual. I am still waiting for other components to complete the upper assembly.
    I'll post pictures , when it done. Update will be provide.