Obcon Dual 10" Slot Vented Pro Built FREAK Series FOR JL AUDIO W7 SUBS ONLY 12.5" H x 33.5" W x 18.0" D Labyrinth slot vent design with 1.75 Cu Ft Air Space/Chamber 3/4" Plexiglas 1" MDF with brushed aluminum side panels THIS BOX IS FOR JL AUDIO W7 SUBS ONLY...8.74" HOLE CUTOUT