Stack and reach applies to all bikes. It's a reference to compare frames. Never once did I ask for assistance on helping me pic a bk frame size. Or how to size a bike in general. I really appreciate the dedication you all have for posting to bikeforums and working your way towards being professional bike fit gurus, but this is not needed here. Just fork length please if you have it. Or ATC for the OMGZ I AM SUCH A BIKE PRO I KNO ALL DA CODEZ WORDZ BUT HAV TRUBLE SPELLING BASIC WORDZ N I TYPE POINTLESS POSTZ CUZ I WANT MY NUMBERBZ TO B BIGGEST EVA.