audio source bi8 new construction bracket in-wall 8 inches mount
audiosource new construction brackets for speaker installation are made from ultra-sturdy molded abs plastic with snap-on adjustable aluminum mesh wings . the bi8 in-wall construction bracket is built for up to 24 stud centers and has an inside dimension of 12.75 x 8.75 . this construction bracket fits audiosource ac8w and ae8s in-wall speakers .