Here is my current setup
also, going by your fulcrum point, I dont think the angles of both operating levers is correct,...
it looks way way off,
in this rough drawing, the two red lines should be as paralell as you can get them or you lose leverage & movement making shifting harder,
if they are not, you might find lengthing or shortning the connecting rod will bring them to a more pa View attachment 273048 ralell