Belt redesign for FT5 using F625ZZ bearings

Who has had issues already with the GT2 pulleys on Y and X? I did! I replaced these small bearings already several times and decided to finish that by using large ones.
In this design I used F625ZZ (16mm x 5mm with flange). I mounted them both on a 25mm long 5mm bolt with flanges to the outside (see pictures).
What did I need :
2 pulleys for the Y-axis.
New supports for the Y-steppers (I wanted to get rid of the the whole melamine piece under both Y-belt channels - no worries about the len