hey Jester...
I believe a 40 breeder is more than 12" front to back dimension, or not? I dunno.... buuuut on to what I was gonna say. If you can work these dimensions out I got something for you. 30" long, 14.5" front to back and 13.5" tall.
Email me furniturefinisher@hotmail.com for more info if you're interested.