welcome to the site. Its not a big deal, but please in the future, look down at the other forums we have to post in, and post your question in the appropriate forum. In this case, it would be common questions & troubleshooting.
To answer your question, check out this thread....
http://invision.aleromod.com/index.php?sho...=20&hl=rim+size
I'm moving this thread to CC&TS.