Remember, oh best beloved, that it is only called Marvel Mystery "OIL" because if they listed what was in it besides oil, the can would be the size of a Buick. Most of these ingredients aren't wood friendly. And, who knows what it could do to the inside of the barrel once you get the compression, and heat,, and powder residue of shooting your smoke pole involved. Repeat after me. THERE iS NO MAGIC LUBE THAT DOES EVERYTHING.
HUNGRY HORSE