I had been looking for a high capacity magazine for the sd9 & could not find one anywhere. Well I came across a guy online that told me about a 32 rd promag that would work with a little customizing. So I ordered one & sure enough was able to make it work. (Yes I know a lot of y'all don't see...
I'm kinda late but with a little customizing the promag xd 32 rd will work on the sdve9. You have to switch the follower on the promag with a follower from original sdve9 magazine & lightly trim it off to make a tight fit.