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.
I had one with a VENT Ribbed shrouded barrel, wish I still had that one..came with a 15rnd mag..same as the ARMSCOR.. Found one {randomly} at Canadian Tire once..if scarce in Canada, ask irunguns if they can get some..