I built my own relocation kit a couple of years ago, here's what I did
https://drive.google.com/open?id=0B6zqayC8DIw-ZzJJaVZ6OUloVU0
I did loose one of the collars on the road some 4 years laters. If I'd change something, I'd use red thread locker on the main M6 bolt and the two collar bolts, and replace the rubber grommets with spring washers.