Yes that's right. If you haven't heard by now Funk audio will be releasing drivers for the DIY community so I'll finally be able to get my hands on that TSAD driver in 18" or 21". http://www.avsforum.com/forum/458-funk-audio/2465730-new-product-line-diy-ers.html http://www.focusworksaudio.com/ http://harbottleaudio.weebly.com/