Hey that idea of building their own mobile enclosures for the in-wall M60's is brilliant! This way he keeps the mobility he's looking for, while being able to keep them tight against the wall. This forum really does rock!!!

My Stuff :

M80's
QS8's
VP150
EP800
Denon 4802
Emotiva XPA-3
Samsung BD-P3600
Sharp 65 Inch Aquos LCD