Originally Posted by OptimalViewing

Hey guys,

I've gone through about the last 50 or so pages doing research but I'm still having trouble trying to decide (and I've read that bikesdirect's customer service on size suggestions can be lackluster at times).

I want to order a Kilo TT off BD, but I'm unsure about what size to order. I'm about 5"8, inseam usually is 29.
I'm trying to understand the center to center sizing, as opposed to what seems to be a more normal center to top.....I think either 53cm or 50cm are my options considering my height?