It's bent I think this bike was discussed recently
I'm pretty sure that is a ChroMo seat tube only and everything else is HiTen. Probably the best part is the SIS RD and shifter
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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