Up for grabs is a Bandpass single 12'' subwoofer box it has the plexy glass on the front of the box, subwoofer mounts exactly in the middle of the box, and has 2 port wholes on the back of the box along with the speakers connector terminals. This box does what its called IT !!!!!THUNDERS!!!!!! Very good sounding box This box is 27in. long and 15in. wide on all 4 sides Send me some offers and I will let you know!! LMK