Found these, and a vendor, so if you are considering building a modern doubles set (using modern bands), this seems to be a great option:
http://www.wmd.com.tw/products/item/574
http://www.wmd.com.tw/products/item/572
I'm likely going to put in an order for one to put together a set of LP 50's. With the 232 BAR ProValve style outlet, it can also easily accept my other regs too...
and, it's not the stupid price of the XS SCUBA solid bar....