American bass has designed a xr Series subwoofer for the ultimate low bass enthusiast. Newly re-designed, the wire terminals are all re-positioned to one side of the speaker for easy installation. Consisting of a fiberglass reinforced cone, cast frame, and stitched rubber surround, the xr Series will deliver crisp bass surpassing the competition. Offered in 10 and 12" sizes, these subwoofers are designed with a 3" voice coil and 200 oz. Magnet.