Board Thread:Naruto Discussions/@comment-3568954-20140919015834/@comment-4688597-20140919110856

Which it is. Thats what the Tailed Beasts are: The Gedo Mazo's chakra. So when you reunite them and the Six Paths Sage Chakra (which is what you get when you host it, so your basically reverse engineering), you get TT chakra. Hence, the TSB and the flying and such.