Charter Arms AR-7 Explorer, .22 long rifle cal. semi-auto survival carbine.   Serial #A71331.   Excellent condition.  16” barrel has very good bore, 97% matte finish with some muzzle wear.  Ramp front sight and simple blade rear peep.  Receiver has some paint marks on top.  Detachable nylon stock has a few rub marks.  Action works fine – great survival .22! Perfect for your boat or camper. Nice one to pop serpents on those fishing trips.