While you are on the site, in your browser find and click "Add to Home Screen" A CGN beaver app icon will then be created to your phone that is directly link to the site.
Note: This feature may not be available in some browsers.
+1 on fixing the stock and leaving the rest of the gun alone (other than new springs)
Personally, I don't mind worn finish on a gun. Even more so when it's from friend/family having worn it down... Just like scares, it gives it character.