yes I think the sunrace will work, they were shimano spaced. just be careful that the RD can handle a 34t cog and the chain wrap need for a 11-34 and 28/38/48
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“One morning you wake up, the girl is gone, the bikes are gone, all that's left behind is a pair of old tires and a tube of tubular glue, all squeezed out"
Sugar "Kane" Kowalczyk