Walmart offers the DHP Kebo Futon Couch with Microfiber Cover in several colors (Gray pictured) for $119.99 with free shipping. That's the lowest price we could find by $19, although we saw it for $6 less in a single color in February. It measures 69" x 32" x 29" and features padded feet.
Looking for a good deal on a set of wheels? This should be your first stop.