S.S.S. and invest in a good long range varmint rifle,scope and bi-pod ,learn how to use it !
not needed where the wolf is a problem. every wolf encounter (many) i have had has been between 10 and 150 yards. hell i had 3 looking in my glass french doors into our bedroom. i carry 300 bo pistol with red dot sight when taking walks with the wife and our Lab.