there is an issue of rockcrawler (on line) see my post in jeep teck (one this web site) for the link, I asked the same question a few weeks ago, and some one sent me the answer.. The parts cost me 6 bucks to do!!
I have heard that some of the quick disco's ride like... this method uses'a all your existing parts just chaning out the fact blots for tine pins
cheers
Mud