Question

Where can you find/buy a macho brace in pokemon black/white?

Answer 1

In Nimbasa City go to the gate house leading to the route on the right. One guy in that gate house gives you the macho brace

Comments

It's the guy in the baseball outfit that has the macho brace.

Answer 2

You can find one in Nimbasa City. I don't remember where exactly, though.