I was cleaning out the thread since there was a mini battle between 2 people in this thread so I trimmed it out I think I got yours as well by mistake. We would like to keep this thread on topic instead of back and forth between people.
Can the mag be used it the charger pistol I don't know. The mag was designed to work in only in the Ruger 10/22 and they just added the SR-22 mag was built for tested and produced for only the Ruger 10/22 and SR-22. That's it end of story.