Do a search on ebay for cambered bar. I'm not giving you a link because it'll take me forever to type in all those letters. There's only 5 listed. Jesup Gym is selling what you want for $100 + free shipping.
Red -- I can't fully rotate my wrists to full supination. Technically, it's a slight case of Madelung's deformity. My lifetime aspirations as a change begger has been squashed.