Originally Posted by
ilikebikes
I have a set of the 105's on my Schwinn and they suck balls, the little "V" clip digs into your shoe as does the little "lip" sticking up at the rear, very very uncomfortable, I actually got two blisters on my left foot after a short ride! Even if you get the steel toe clips you still have the little "lip" thingy to deal with! I'm def swapping them out for a set of MKSGr9's.
They were intended to be used with real cycling shoes with hard soles and slotted cleats.