I picked up this pistol last fall and never messed with it. Looks like a miniature 1911 but has running gears similar to a PP Walther. American Arms, NKS MO and model PK cal 22lr. on slide, steel. Frame is alloy marked made in USA. It had been painted black and was peeling so I removed all black from frame. On right side of slide, Design by Erma Werke. It appears fired little and was truck gun from wear on finish. Double action is stiff but SA not bad and has minute of beer can at 20’. Wouldn’t mind picking up extra mag but can’t find squat on company.Attachment 266913