Hello, GSG 5 and GSG 522 owners! I know it's an old gun by now, but I still feel a summary of the community's findings would be helpful for sum. This is a link to a paper I have written. Please contact me with any corrections, insight, or other information to add.

Don't post your email address.

https://docs.google.com/document/d/1BnMlg8PC2oeBnpGqA4o2AfV-jkvwj-bo11ETOreefAk/edit?usp=sharing