Old wall. Not the greatest pics, but basically 4 15's. Geometry of the Explorer had port area way limited. Was doing 157-158 neighborhood
Also box had a really funky shelf at the back. The has been tightened up so we don't have a little turbulence chamber at the back of the enclosure
Orion HCCA's handle 6K according to their marketing. They didn't fare so well VS. 4K each.