Hi some of the bike fit calculator have me on a 18 frame other on a 19.
the frame im looking at comes in 15, 17 and 19.
Diamondback Bicycles - Sortie Black Frameset
this frames seem to run big or is just me top tube length.
Just wondering what is the general guide to go up or down?
ps: I usually type height 70.8" and 33'' inseam no shoes, book to crotch method
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