great looking Bianchi. a Special... I try and look for it later. I do believe however that the 600 bits were added and the original was likely Suntour Cyclone RD and DiaCompe brakes. I could be wrong but I think this is like a '84 or '85
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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