OK. That was enough of a clue for me to sleuth out that "AR" is shorthand for the Accurate Reloading forums. Thanks!

Apparently the software for this bulletin board (Nitroexpress) does some odd things when it processes domain names (the dot-com part) presumably to prevent spam. This prevents you from simply copying and pasting a URL in the usual manner (as done on most other web forums).

Here is a clickable link to the thread Link to Accurate Reloading discussion "New Fraser Action"