Originally Posted by
ZiP0082
question about pie plates: my girlfriend's bike has one -- is there a way to safely remove without having to remove the freewheel cassette? also, are there any disadvantages to removing it? i understand the only purpose is to prevent the chain from getting trapped between the largest rear cog and the spokes, right?
Generally, you can pry plastic discs off without removing the cassette. If your derailer is properly adjusted, then you don't have to worry about any danger if the chain falls off without a disc.