Given that your 22 small journal has no markings It isn't from Winchester. I have not viewed a 22 short magazine that was not exactly the same outdoors dimension as 22lr mag. I am able to’t visualize how a mag, like you described, could chance be safe when inserted. A https://highimpactrounds.com/product/winchester-super-x-20-ga-2-75-in-8-7-8-oz-1210-fps-25-rd-box/