and there are Mark II, Mark III, and Mark IV 22/45 pistols. Each of these two main branches of the Mark IV family has several variants that are currently being produced. The Ruger Mark IV 22/45 is the ...

The exhaustive testing showcased the blowback’s performance and reliability, but Ruger has never been in the habit of resting on its laurels. Today the 22/45 is in its fourth (Mk IV) version ...

Today, we're on the range with a uniquely finished Ruger Mk IV 22/45 Lite. This, of course, is another Davidson’s Exclusive, which means that this configuration can only be ordered from the ...