Leapers Armorer’s Combo Wrench provides a way to install and remove parts often replaced and or reinstalled on both the AR15 and AR308 platforms. It is equipped with a super slim free float barrel nut wrench, 3/4″, 7/8″ and 3-prong wrench slots and a 5/8″ wrench slot and flathead screw driver. This wrench is also compatible with 1/2″ torque wrenches.