Originally Posted by
unterhausen
I see no significant advantages to compact frames. The way I look at it, it's just styling. I have built one frame with a sloped top tube. I use effective seat tube and top tube length. To me, it seems like going with stack and reach is lacking a number, the seat tube angle.
What is the important function of seat tube angle? (Aside from making small bikes look like they have shorter top tubes.)
I like the companies that use 73 for the entire size range