Magpul Armorer's Wrench – AR15/M4

Item Code: MAG535-BLK
  • Platform: AR15, M4, M16
  • Handle Thickness 0.35 in.
  • Length 11.7 in.
  • Made in the USA
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    The Magpul AR15/M4 Armorer's Wrench is an American-made, solid steel tool with grip-enhancing phosphate finish that engages both stock and pin-style barrel nuts. Fits standard sized flash hiders. Installs and removes rifle receiver extensions and carbine castle nuts, and has extended teeth for use with ASAP plates. Includes two hammer faces.

    The Magpul Armorer's Wrench works with a 1/2" torque wrench, and relevant torque specifications are included on the tool for quick reference. Convenient Bottle Opener for refreshments after the build is complete (fits both Metric and SAE bottle caps).

    Made in the USA.

    American-made with US steel. Heat-treated steel construction with manganese phosphate finish. USGI torque spec references. Bottle opener.

    Technical Specifications
    Platform: AR15, M4, M16

    Other Specs:
    Handle Thickness: 0.35 in.
    Length, maximum: 11.7 in.

    USGI barrel nut wrench
    Free-float tube barrel nut wrench
    1/2" torque wrench/breaker bar interface
    Armorer's hammer
    USGI castle nut wrench*, usable with aftermarket end plates such as the ASAP and ASAP-QD
    3/4" wrench for most flash hiders/muzzle brakes

    NOTE: Not compatible with larger pistol-style receiver extension tubes.

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    WARNING: This product may contain chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. For more information, go to

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