That's a tough one to answer. They were pretty common in the 1960's. Surplus stores had them for sale in trash cans. But the actions were universally popular to build custom "sporterized" rifles on. So they gradually got more & more scarce, and expensive.
Gun broker usually has a couple, and if you have time to look, one pops up every so often out of an estate sale. They just aren't "surplus" anymore, a pretty sought after weapon.
Here's a link to Gunbroker.com Good luck, you might find a deal somewhere.
http://www.gunbroker.com/All/BI.aspx?Keywords=K+98+Mauser
Gun broker usually has a couple, and if you have time to look, one pops up every so often out of an estate sale. They just aren't "surplus" anymore, a pretty sought after weapon.
Here's a link to Gunbroker.com Good luck, you might find a deal somewhere.
http://www.gunbroker.com/All/BI.aspx?Keywords=K+98+Mauser