10.75″ overall. Three hammer heads in handle (brass, nylon, rubber). Precision fit barrel nut wrenches work with Mil-Spec and free-flost variants. Steel hammer head. Hammer head attachment point. 3/4″ muzzle brake wrench. 5/8″ fixed stock receiver extension muzzle. 1/2″ torque wrench receiver. Castle nut wrench. Ergonomic handle. Clam packed.