Something like this? https://ant-supplies.uk/scope-sight-optic-accessories/replacement-rail-jaw-clamp-plates.html

No idea if that’ll that’ll fit yours, you might be better off replacing the scope mount entirely. Could try finding someone to 3d print a copy of the remaining clamp too.

Some of them got open sourced btw:

https://store.steampowered.com/news/app/2229890/view/502818210084553731?l=english

I thought those usually involved cheaper items. No point in spending hundreds of dollars to lend credence to a fake review