Originally Posted by
caloso
I think that if your cassette gets gunky enough to use these methods, you're not keeping your chain clean enough.
pro-link plus frequent wiping = clean chain and clean cassette
+1. And I hope that those of you spraying these solvents on your cassettes are doing it when the cassette has been removed from the freehub. Otherwise, that excess solvent is washing all that dirt and crud right into the inner hub mechanism. Bad bad bad.