US Style Prime Fraq System

[Sherman]

I keep seeing this on Facebook .
What is this US Style Prime Fraq System?
Where can I get more readup info about this system?

 

[Fauna Marin]

Hi there,

You can find more info on this new system here:
https://www.faunamarin.de/en/download-center/

 

[Sherman]

Thank You.
A lot of new info to me.
And a detail guide for the changeover