Really depends what you're using them for, if you want to ride switch or hit backcountry booters alot, then a bit further would be good. If you just want to ski pow and ski deep pow, go with something further back.
-3 would be versatile.
"You only have 6 posts, so you should probably go with the griffon, seeing that someone with such low posts would never need anything over 12 din. I mean I have just over 100 posts and ski 14 din binders, so u would have to work your way up, smell what I'm steppin' in.......... " - theNUTZ