The first thing to get your attention when you look at the Walther SP22 M1 will likely be the cocking levers on each side of the forward part of the slide/barrel housing. The housing will be the second thing that piques your interest.
Walther SP22 M1 Gallery
Red-dot sights are all the rage. Should you put one on your home-defense shotgun?
A laser sight for a single action revolver makes for a terrific training aid.