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Black 15" 30-Hz Single Competition Ported Sub Box
| Brand | Ground-Shaker |
| CUTOUT DIAMETER | 13 7/8" |
| AIR VOLUME | 3.50 FT^3 |
| TUNING FREQUENCY | 30Hz |
| 1 SLOT PORT (DIMENSIONS | H15.5 W2.50 L28) |
| WEIGHT | 70 LBS. |
| MOUNTING DEPTH | 20 1/2" |
| FRONT BAFFLE THICKNESS | 1 1/4" |
| HEIGHT | 17" |
| LENGTH | 25" |
| DEPTH | 24" |
| MATERIAL 1 | 3/4" HIGH QUALITY MDF WOOD |
| MATERIAL 2 | CARPETED WITH DURABLE TRUNK LINER FINISH |
| MATERIAL 3 | SEALED WITH HIGH QUALITY TITEBOND SILICONE |
| MATERIAL 4 | GLUED WITH HIGH QUALITY TITEBOND WOOD GLUE |
| MATERIAL 5 | 1 BINDING POST TERMINAL |
