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.
Are you referring to an ammo problem or a rifle problem? What is the trouble you have encountered? Case separation? Sticky extraction? Cartridge too long for the magazine? Ammo not meeting performance expectation?