It was pointed out to me that these milling marks are highly unusual, and a point of concern. The receiver is a Rock Island 382XXX, re-barreled in '44 with a HS. Mark I stock.
Thoughts from the Milsurp folks?
https://www.milsurps.com/images/impo...7117a522-1.jpg
https://www.milsurps.com/images/impo...04ff34fb-1.jpg
https://www.milsurps.com/images/impo...9281defb-1.jpg
https://www.milsurps.com/images/impo...14729b38-1.jpg
https://www.milsurps.com/images/impo...651664c5-1.jpg
Thank you!