Originally Posted by Chappy
Once while trying to diagnose problems with a CoreZX, I gassed it up and took it apart several times in a row. I was using crossman 12 grams purchased at walmart. Everytime I opened the gun up, the internals were covered with a nice black sludge.
I don't use crossmanns anymore.
That is really odd, i use crosmans with my p68 and they work fine.