If by sharing the patent you want to know how it's done - http://choppercharles.com/cs/forums/209821/ShowPost.aspx
I do wish there were some measurements to go off of though

When the time comes, I fully expect you to share your rear brake conversion patent with me!![]()
I've got a nice little rear set up waiting in the wings. But first, the forks, and tank, and, , ,
54mm forks! You rock my friend!