Not a big fan of "inceiling" speakers for surround duty, part of the reason Axiom doesn't make them. You would be better off running speaker wire to plates in the correct locations depending on if your doing 5.1 or 7.1, and ceiling/wall mount Qs8's.

M80s VP180 4xM22ow 4xM3ic EP600 2xEP350
AnthemAVM60 Outlaw7700 EmoA500 Epson5040UB FluanceRT85