MAGPUL ARMORERS WRENCH AR15/M4The Magpul Armorer's Wrench for AR 15 M4 is an essential tool for firearm enthusiasts and gunsmiths. This American made, solid steel wrench is designed to engage both stock and pin style barrel nuts, as well as standard sized flash hiders. It features extended teeth for use with ASAP plates and can install and remove rifle receiver extensions and carbine castle nuts. The wrench includes two hammer faces and works with a 1 2" torque wrench, with