Make sure you do make sure it fits before buying it otherwise getting a fit afterward won't don you any good. Like I said, $850 might even be a bit high, but I don't know your area at all.
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Bikes: 1996 Eddy Merckx Titanium EX, 1989/90 Colnago Super(issimo?) Piu(?), 1990 Concorde Aquila(hit by car while riding), others in build queue "when I get the time"