Considering the fact that your 22 shorter journal has no markings It's not at all from Winchester. I have not noticed a 22 short journal which was not precisely the same outdoors dimension as 22lr mag. I can’t imagine how a mag, such as you explained, could likelihood be secure https://highimpactrounds.com/product/winchester-super-x-16-ga-2-75-in-6-1-oz-1165-fps-game-load-25-rd-box/