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.
If you have trouble with the 30rd mags you need to check if they are seating fully, if they are not seating fully you may need to sand the sides of the mags till the drop free when you hit the release.
here is a 10 shot group at 25 yards with my 597 20'' hb.
this was with dirty thunderbolt ammo..... but i prefer to and use federal champion 525....if i can find any!!