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    Home / Search / Knight's Armament URX 3.1 13.5" Aluminum Airsoft M4 Rail System

    Knight's Armament URX 3.1 13.5" Aluminum Airsoft M4 Rail System

    SKU: ZSI-KAA-URX31-14 Knight's ArmamentOut of stock

    • - CNC-machined aluminum construction
    • - 28 inches of combined rail space
    • - Built-in QD ports for slings
    • - Free-float installation for zero wobble
    • - Compatible w/ most metal gearbox M4 AEGs
    $129.95
    Qty



    Knight's Armament URX 3.1 13.5" Aluminum Airsoft M4 Rail System

    The URX 3.1 13.5" Rail System is fully licensed by Knight’s Armament, a real steel firearms maker known for their line of civilian and military rifles, including the SR15 and SR25. This railed handguard, which is featured on a new line of airsoft M4A1 AEGs by ARES, is CNC-machined from solid 6061 aluminum alloy for extreme ruggedness. It also features a free-float design for zero wobble. Loaded with approximately 28 inches of real estate for mounting foregrips, flashlights and other accessories, this KAC rail system is compatible with most metal gearbox airsoft M4 and M16 AEGs. For a modular and tactical custom finish, upgrade your airsoft gun with this new Knight’s Armament licensed URX 3.1 13.5-inch rail system today.


    In the Box

    13.5-inch rail system

    mounting screws

    Specifications:

    Construction CNC Aluminum
    Weight 13.4 oz
    Length 13.5" in.
    Compatibility Most metal M4/M16 AEGs


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