BOXC3212P Dual 12-Inch C3 Series Ported Box

2-12" Ported Box for C3 Series Subwoofers. Speakers and port both fire back. 3/4" Birch Wood. 45° corners. Rounded port. 1.5" Baffle. Oxygen Free Copper Wire. Screw-in terminal cups. Poly fill. Black trunk liner with Concrete Audio logo. Dimensions: 36"L x 25"W x 14"H.