These guys have the Kozaps and some other options.

I've found them goo to deal with.

https://www.optics-trade.eu/au/catalogsearch/result/?q=baikal+mp94

The recoil lug on the Kozap one I tried initially didn't align wit the recess on my rifle (a CZ/Brno).

I ended up with this one

https://www.optics-trade.eu/au/makipp-mount-for-12mm-rail-26mm-rings.html

Mark