ebay floater axles

[streetbird]

I found this ford floater rear end and to me it look too inexpensive to be real.
Do you guys think this is a piece of junk or its just a nice price for a package like this?
My 10 bolt gm will not fit with a quadralink so I am looking for a 3 inch tube rear end.
This is the link
http://www.ebay.com/itm/9-inch-ford-...b7d2bc&vxp=mtr