Best Master size?

[Luddite]

Originally Posted by Mr Gazza

Thanks also for explaining how the lever ratios can be manipulated. I thought all levers were fixed geometry and also wondered how a ratio could be adjustable without altering the piston size... All is clear now. That is assuming that the pivot pin is eccentric?

It's a bit like shifting your weight on a seesaw and easier to grasp if you see how the m/c works:



With the pivot further from the piston, you need more effort but less movement whereas with the pivot closer to the piston, you feel less effort but more movement.

Nice design!