[WayneS]

I’m not familiar with the AR180. Based on your description, though, it sounds pretty capable.

Will you post a photo and/or a good link to get accurate information on it?

[762X51]

Here's a pretty good explanation of the major differences. It's a little long but it hits all the highlights. 30 years or so ago a good friend of mine had one of these and we shot it quite a bit.
https://www.youtube.com/watch?v=A6mtp1MMaec