Originally Posted by Gary Fountain

Ahhh - it happens like that quite often. I find that I can ride a bigger frame with not too much trouble but I can't ride a bike comfortably even if it is 1cm smaller than my preferred size. After a while it has to go. Sorry to hear about your predicament. Someone will get a nice bike though.

The weight probably indicates that it is built from Columbus SL - which is a top class tubing from that era. Your bike is an average weight for a really good quality racing bike of that era and is probably a "Super" model.