Originally Posted by zimbo
Well, I could be wrong. The PowerTap SL hub doesn't weigh all that much, though.
--Steve
According to Excel's catalog the PowerTap Pro SL hub is 416g, and the PowerTap Pro hub is 576g. This compares to Speedcific Serenity at 218g, Speedcific Perception at 293g, and DT Swiss 240 at 216g.