Product Details

The Magpul Armorer's Wrench – AR15/M4 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.


Technical Specifications

More Information
Weight 1.1 lb.
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

Magpul Armorer's Wrench – AR15/M4

SKU: magpullwrench