Specifications New Sealed Enclosure 8" Woofer Holes are 7.125" in Diameter Built-in Terminal with Gold Screw Posts Fits Mostly All Cars Constructed with High Quality MDF Hardwood Enclosure Volume is .33 Cubic Feet per Chamber Height 10" x Length 20" x Top Depth 7" x Bottom Depth 9.75" Speaker Mounting Depth is 6.5" 13 Pounds The Front (where the woofers loaded) is Flat and the Back is Slanted Only the Best Black Aviation Carpet Wire Leads Included This Listing and Price is for 1 Enclosure This enclosure was designed with pride right here in the USA. No cheap materials used, this enclosure is constructed tough with a top-grade 5/8" MDF hardwood to exceed your highest expectations! Only deluxe aviation-grade carpet is used to prevent premature wear as well as matching most car interiors. Gold screw terminals per chamber included for the best looking and most secure installation. Just drop in your own woofers and you are ready to roll!! This enclosure is built tough to bump and thump all day and all night long!