In my experience the amount of flex in the whole system (levers and cables) is a huge factor for canti's. Compressionless cables might improve things a lot. Also, cheap plastic levers must go.
@Smolders started
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In my experience the amount of flex in the whole system (levers and cables) is a huge factor for canti's. Compressionless cables might improve things a lot. Also, cheap plastic levers must go.