The Magpul Armorer's Wrench â€“ AR15/M4 is an American-made, extremely durable, solid steel tool that's comfortable to grip. 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.
USGI barrel nut wrench
Free-float tube barrel nut wrench
1/2" torque wrench/breaker bar interface
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