Stainless. L frame
Wolves are federally protected in some area as well.
Western Gray Wolf: U.S. Fish and Wildlife Service
Know the procedures if you have to shoot one.
See below example of what can happen if you don't follow reporting procedures. :
Idaho tickets Rathdrum man after defensive wolf kill | KXLY Spokane
This is good information of course, but I never let the law usurp my desire/right to live, versus taking the life of any animal.