Originally Posted by
Bianchigirll
Except for the smallest frames sloping top tubes aren't really needed. They like brifters and carbon frames for all are just products the bicycle companies decided we needed. If your bike is properly sized you don't need a sloping anything.
One real advantage on his frame is a more upright riding position while having to utilize the short-quilled stems of the day. No Technomics or threadless riser stems back in those days.