Marc has the skinny what you need to build your own 9mm AR-15. After all, who doesn't want a matching set:
Ed note: I'm finding various 'how-to' types posts from other sites and linking them here so you may see some old links pop up that are more for newer visitors.
That's not my 9mm AR! Man I
That's not my 9mm AR! Man I keep meaniing to WECSOG me some slings, thsnks for the reminder.
Marc from Link TextNinth Stage