PTR44 locking shoulder damage

Pete, a friend of gun lab, Sent me some pictures of a rifle that has come into his shop for repair. When he tool it apart and check out all the components he notice the condition of the locking shoulder. In the following pictures you can see the damage that has occurred to the PTR-44 […]



During our recent trip through the mid-west I had an opportunity to stop in and chat with John D.,a metallurgist, and Joe P.,a heat treating professional. I ended up taking a number of pictures and John was nice enough to do a write up for me concerning what we looked at, what it does […]

Monday update 10-20

This is just a quick post in that we are home after a grueling 16 hour drive. I will have a complete after action report of our 10 trip looking at guns and talking to heat treating specialist and metallurgists. We had a great time and visited some old friends and made some new ones […]

The metal used in firearms

I have been working on a post concerning the different types of metals used in weapons manufacturing. The start was when we did the post concerning the different types of brass and bronze used to make different parts of older weapons. I still have not completed the write up and have an interview with a […]