Q Power QBOMB12VL SINGLE SQ Single 12-Inch Side Ported Speaker Box for Kicker L7 Subwoofer Custom Designed for Kicker L7 Subwoofer Durable Bed Liner Spray Screw Down DELUXE Terminal Cups Rockville RQB12 SQ Single 12&#034; Side Ported Solo Baric L7S/L7R Sub Enclosure Finished with Durable Bed Liner 3/4&#034; MDF High Quality Spring Loaded Terminals Air Space: 1.8 Cubic Feet Tuning Frequency: 43 HZ Product Dimensions (H x W x D): 13.5&#034; x 22&#034; x 15&#034; inches