Breuer Type 8C MkII Info Needed


Does anyone know what are the effective mass, and appropriate cartridge compliance and weight for the Breuer Type 8C MkII? Thanks.
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Supposedly, but variable with counterweight changes, the Effective Mass is around 8 g.     The cartridge weight they call for is 2-8 g.     With that low an Effective Mass; a high compliance cartridge would be indicated.            https://www.vinylengine.com/tonearm_database.php?make=Breuer&mdl=8&sort=2&ascdesc=ASC&search=search&eflo=&efhi=&mdlo=&mdhi=&ohlo=&ohhi=&amlo=&amhi=&cw=
Thanks. The MkII has the double counterweight, so can support heavier cartridges, but difficult finding exact specs for this edition.
I’ve been using a Magnepan arm (7 g EM), for a few decades.      It’s had a couple Denon 103Ds (12 x 10-6cm/Dyne), a Dynavector 17D3 (15 x 10-6cm/Dyne and now a Soundsmith Aida (22 µm/mN, "Medium Compliance", according to them) mounted on it.        All tracked and performed beautifully, while none had the compliance of my Sonus Gold/Blue (50 x 10-6cm/Dyne), which I still miss.       Wish I still had one to compare with the others, none of which I’ve yet worn out.