paul g wrote:Is it just me or is that a total lash up! Hope I'm wrong but looks like a length of threaded stud being used as a brake torque arm, I wouldnt trust that on my push bike let alone a motorbike!

Some people just shouldnt be allowed to use tools!

It's a rear brake presumably for a race bike, unless you're Mick Doohan all it has to do is pass scrutineering, it will never actually be used. I know more than one racer who runs an aluminium rear disc to save weight.
_________________
Please do not PM me technical questions, if you can't find it on the Forum start a thread