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.
As I recall, I paid around $400 for mine from a fellow on CGN two or three years ago. All matching parts and original sights:
It's still awaiting a decision on what to do with it, though! Either a rebore to .357 Mag. or reline to .218 Bee I think. So many projects, so little time...