Originally Posted by
davidad
I've had good luck with Open Sport rims because of the extra Al. in them. 32 spokes is pushing it for a 260 pound rider plus 20+ pounds for the bike.
For someone like the OP I would build a wheel with 36 double butted spokes.
I am heavier than the OP, there is no reason a properly tensioned 32h wheel would have any issues.