I have a few. I really like them. They are pretty good for the money...
Man for the money I just had to try one! If It fails I'll put it on a .22
Iv'e had good luck with mine. I've been using them since they came out a few years ago. I have them on .22's, .22 magnums, and currently have one on my 7WSM, and gave one to my dad that is on an AR that I built for him. He's loving that combo:
Most of the ones I own also have the RZ6 reticle....
I also had one on my 338WM (now on my 7mm WSM) that worked very well. Always held zero and seemed to track well. Glass is bright and clear too: