The Ruger Mark IV is one of the most popular .22 pistols in history. Here, we put the Ruger Mark IV 22/45 to the test. 743K ; 204K ; 62K ; 108K ; Search for: Search for: ... Since then, there have ...

The convenience of Ruger's push-button takedown system is now available in this lightweight, polymer-framed rimfire. Here's our test of the Ruger Mark IV 22/45 Lite.