get old and large sprokets/chain rings and squeeze them inbetween the top and bottom bit of the chain...
Phantom gears usually don't work either since you have to get chainline and tension right for the size of sprocket you use.. it's a kludge. I'd rather use a bodge (deraillern tensioner ftw!).
Phantom gears usually don't work either since you have to get chainline and tension right for the size of sprocket you use.. it's a kludge. I'd rather use a bodge (deraillern tensioner ftw!).