single 15

im looking for a box for a 15" http://www.caraudio.com/forums/car-audio-classifieds-old-replies-only/390895-rcbenclosures-single-15-box-3-7-cubes-33-5hz-190-shipped.html ^^Can anyone make me the same exact box...or suttin similar? Or direct me to someone that can? This box is perfect for my...