Originally Posted by cryptid01

The presumption was that you knew that I9 spokes can't be used on silly j-bend hubs. But for the same rim, and same build, the I9 wheels will be stiffer. My I9 wheelsets are 32H laced to 729's and I also have 32H Hadleys laced with straight gauge spokes to 729's and there is a noticeable reduction in lateral deflection on the former.