You can make the MG on the turret move freely right? Yet still attached to the turret?
And I has idea that I know you will say 'no' or some other synonym to:
Radios. Kinda like that local chat thingy and there could be two kinds, headset and walky-talky. The walky-talky takes up inventory space and the headset doesn't, and you can team chat over long distances with them. Eesss bad idea right?