They never assembled rifles at Radom, its a Steyr assembled rifle using a Radom supplied receiver, which was common for Steyr production, who used a lot of Radom supplied components (Radom never made barrels, hence never assembled complete
K98k
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All marking seem consistent with a known matching g block bnz 41.
Steyr had a large contract with the Navy in 1941, so not uncommon, but if its a true matching rifle, the price of it now at $5k is about right these days.
Stock markings do look 'crisp' but don't look 'fake wrong' if that makes sense....