Wow, where did you find that??? That has to cost a pretty penny to feed...
There are guns you can’t find bullets to reload. Try a Swiss 7.62 Luger.
https://www.huntworld.ru/catalog/okhota_i_sportivnaya_strelba/okhotniche_oruzhie/gladkostvolnye_ruzhya/ruzhe_molot_armz_ko_44_lankaster_9_6kh53/
I am in Europe, they probably won’t ship to US.