I would run far away. IO never imported them. Their web site says they didnt start business until 95, after the ban. http://www.ioinc.us/welcome-to-io-inc.html
Here is a little history on them and the importers. https://www.ar15.com/mobile/topic.html?b=4&f=81&t=143966
Either the guy doesnt know what he is talking about or its a gun that someone chopped up in their garage.