Originally Posted by
BCRider
So this latest issue is occuring with a new cassete and a 20 mile chain? That is odd since the chain would not "wear in" to the old cassete that quickly. What you have now SHOULD be good. So I can only assume that the cheap chain is softer or the plates are not formed as well so there's less bearing area and the plates are thus wearing faster.
No, about 1000 miles on both. Sorry, I misread the question. I put on a new chain at about 3500 miles, and then it was skipping. About 20 miles later I put on a new freewheel.