Man, nice designs people. As for 'how & what', I think this is a good example:
http://picasaweb.google.com/buikpijn...29844795612370
It would bolt up through the chassis into the bottom of the mount to lock it into place. I think something like these designs should be used for the V3 Revo centre diff/slipper. Whatever happended to the 'adjusta-differ-slipperential' anyway?....