>>1182083im gonna try building a front wheel. I have this rim already and am getting this hub
https://www.ebay.com/itm/NEW-Sun-Ringle-Disc-Front-Hub-QR-Axle-32-Hole/122639042483?ssPageName=STRK%3AMEBIDX%3AIT&_trksid=p2055119.m1438.l2649what should i look for in getting spokes? is the length standard? or do i need to calculate the length based on the diameter of the rim and hub?