For those of us who haven't futzed with one and don't know what they're talking about (like me) this thing is a horse of another color.
Picture lifted from a video showing action with rear screw removed.
Picture from the manual
Long distance I don't know what I would do, rebuilding the threads may be the only reasonable option short of sending to Savage. Have done it with epoxy and it worked but not as strong and not so durable. Maybe purpose made stuff would do better.