black 10" dual sealed sub box, fits 21-24 santa cruz SPECIFICATIONS: -CUTOUT DIAMETER: 9 1/4" -AIR VOLUME: 1.26 FT^3 -2 INDIVIDUAL CHAMBERS -VOLUME PER SUBWOOFER: 0.63 FT^3 -WEIGHT: 30 LBS. -MOUNTING DEPTH: 5 1/8" DIMENSIONS: -HEIGHT: 7 3/4" -LENGTH: 49 1/2" -DEPTH: 11 1/4” CONSTRUCTION: -5/8" MDF WOOD -GLUE -2” STAPLES + MAINLY SEALED WITH HIGH QUALITY SILICONE + INSTALLATION: -FITS UNDER REAR SEAT -UPWARD FIRING NOT ALL SUBS WILL FIT DUE TO THE CUTOUT DIAMETER OR MOUNTING DEPTH SO PLEASE CHECK THE DIMENSIONS TO MAKE SURE THIS BOX SUITS YOUR SUBS