Originally Posted by Mercator
The 91/30's were all mass produced, nobody did any fitting. You are confusing the bolt head with the bolt body. The body is generally a drop in. If it locks into the head, it's fine.
What is that big square of metal that rides against the receiver to help extract the empty hulls? Every MN I have seen was fitted right there.
You can advise people on how to build a gun that requires a 2x4 to work the bolt. But I am going to say you are wrong every time. I prefer guns that don't need a scrap 2x4 as an accessory.