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.

Taking a page from the Ruger 22/45 Lite, the 10/22 Takedown Lite’s aluminum alloy barrel sleeve is ventilated, resulting in the lightest weight 10/22 target barrel yet from Ruger.

The Mark IV 22/45 has a 5.5-inch heavy bull-profile barrel that adds significant heft to the gun. The muzzle isn’t threaded on this model, but others like the 22/45 Lite and 22/45 Tactical are ...

Each year, Ruger introduces a new configuration of 22/45 pistol. For 2016 it’s an OD Green model with a ventilated barrel shroud—an attractive and lightweight addition to the 22/45 line.