This loading was devised by Giovanni Todescato and it was tested with a pressure gauge.
It is a old slug with wonderful performances, it has a low pressure for this kind of cartridge (860bar) with a hight velocity 480m/s.
It was tried with wild porc in very long range shot.
We have made a round edge clousure
As You can see it is very good
Its finished height is 59 mm.