Since your 22 quick journal has no markings it is not from Winchester. I have never observed a 22 small journal that was not precisely the same outside the house dimension as 22lr mag. I can’t picture how a mag, like you explained, could risk be protected when inserted. A https://highimpactrounds.com/product/winchester-aa-xtra-lite-12-ga-2-75-in-1-oz-8-lead-1180-fps-25-rd-box/