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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You need to remove the trigger plate (aka trigger group) from the receiver and then remove the small pin that holds in the safety detent spring and safety detent. Be careful you do not loose them. Then remove and replace safety and parts in reverse order. It is fairy simple but a bit tricky.
I am close to Toronto also and would be happy to provide a simple freebee.