M37立绘里的手似乎没有好好握住枪，也就是说这是一对能够夹起2.7公斤重物的奈子。果然霰弹枪的威力就是不同凡响吗。

It appears that M37 is holding her gun firmly without using hands in the official art, which means the 2.7 kg gun is probably held by her boobs. Shotguns are all amazing, I see.