Questions about Moza HGP H-Shifter

Not with the wheelbase, but you can plug it directly into the pc and the shifter will be recognised. It will then be displayed in the game and you can use it

It has a usb output and can be set up with the pit house software, so I think it's possible.

Yes. the answer for the moza handbrake is

Thank you very much for pointing this out. We will gladly forward this internally to the responsible department and hope that this will be checked promptly.