They were available for a few days at the beginning of May. But again, they are all gone. There is one for sale at
https://www.kleinanzeigen.de/s-anzeige/electro-harmonix-ehx-mig-50-verstaerker-vollroehre-topteil/2445319075-74-6805
It seems that about 40 units have been shipped to Germany in that batch.
BR, Technischer