With you being 2xl and this brand selling only three sizes I have to wonder if you are going to get a good fit at all.
They do give stack, reach, seat tube angle, and ETT so the first thing would be to compare those to the bike you had
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Genesis 49:16-17
"Well, well!" said Holmes, impatiently. "A good cyclist does not need a high road. The moor is intersected with paths and the moon is at the full."