Look at this auction. It appears to be a former Miltech rifle. "5-42 RI barrel," and look at those grasping grooves! (on a reshaped K-marked Scant stock!!) :thdown:
http://www.auctionarms.com/search/di...temnum=9301870
https://www.milsurps.com/images/impo...umbnail1-1.jpg