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.
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I've had a P1 since 1992, still works, lucky to hit paper with it half the time but it always goes bang.. use regular power ammo as opposed to the hotter stuff and it should last for awhile.. watch out for hammer bite.. paid $250 for it in '92 .