So, for example these: http://www.ebay.com/...1:g:ub8AAOSwx6pYtIZ8

What I think I am seeing are the same limitations (stem impeding narrowness)...


Added these: http://www.ebay.com/...e=STRK%3AMEBIDX%3AIT

Again, not sure how adjustable they are but I can get the extensions touching for super narrow then that's the direction I'm moving.