Upgrading the Ruger MK IV 22/45 with Tandemkross.
It was a couple of months I received the new Ruger MK IV 22/45 test pistol, and you can read that review by following this link. By the time you are reading this I have paid Ruger for the 22/45 and claimed it is my own. As I was wrapping up the review Tandemkross reached out to me…
