This loading is an Alex's idea. It was tested with great instruments.
This cartridge is loaded with 31grams of shot (italian sizei n° 5). This loading can be used in games where You must reach big target at distances longer than usual.
It has a great velocity and low pressure for his kind of loading.
NOTE: The explosive mixture used does not contain compounds made with mercury.
The clousure was finished with a spool steel.
As You can see it is very good
Its finished height is 66mm.