22 WMR, plus its long, rimmed design, building a reliable semi-automatic pistol chambered for the round is an engineering challenge. Walther decided to tackle the concept, and the WMP is built to ...

22 LR in general. You can expect the Walther P22Q to handle exceptionally ... necessary to go too in-depth with a bonafide range gun. Mag capacity is only 10+1 which I was fine with.