Originally Posted by
sickz
imo the buldge on cf bars was to prevent crush failures from overtorquing a clamp to prevent inherent bar slippage. thus increasing the surface area to clamp too, increasing static friction. nowadays its prolly evolved to combat associated nuances.
This is my understanding too. The marketing claims of "stiffer" are to not have to admit to the issue of using traditional diameters don't work well with modern materials. Classic diversionary advertising. Make the drawback the advantage
Andy.