If accuracy goes south, i might shoot a few cleaning pellets through the barrels.The 22lr riffles?Once a year.
I like to keep mine clean. Probably overkill. Come to think of it, I do other silly things like clean my lathe bed, brush away accumulated sawdust from my bandsaw. I’ll even go so far as to bathe myself sometimes.Wow, putting all that into writing made me realize I have been living with an undiagnosed obsessive compulsive disorder. I will seek help.