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.
Got a barrel? Marstar lists 8mm barrels at $109 each. Haven't ever seen a site that deals with barrel changing though. It'd take a barrel vise, the correct action wrench and headspace guages.
