Rockville RSM12 Single 12" 1.47 cu.ft. Slim/Shallow Subwoofer/Sub Enclosure/Box Rockville RSM12 Single 12" 1.47 cu. ft. Shallow Mount Subwoofer Enclosure Specifically Designed For The Kicker CVT12 Diamond Audio S124 and other Shallow Mount Subs Durable Charcoal Trunk Liner Finish Machine precision cut mounting holes Top of the line Glue for extra durable adhesion