I hang mine from the ceiling bulk head about 7 ft off the floor with my DIY shelf brackets, works fine. If you use an Omnimount or one of Axiom's new ceiling Qs8 brackets you will be fine, just allow at least 4-5" of breathing room for the top driver.

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