The HGP H-Shifter (PC) from Moza is compatible with the Moza R3 Racing Set (Wheelbase) and can either be connected directly to the PC via USB or to the Wheelbase via the supplied RJ-11 cable. The RJ-11 cable included in the scope of delivery is used for the connection to the Moza R3 Racing Set, so you do not need an additional cable. The Moza SR-P lite clutch pedal is compatible with the system as the shifter works with most common simracing platforms and works specifically with Moza Racing pedals to support functions such as the intelligent downshift system.

The HGP H-Shifter (PC) from Moza is compatible with the Moza R3 Racing Wheelbase. It can either be connected directly to the PC via USB or via the RJ-11 connection to a compatible wheelbase such as the R3 Base, which offers corresponding connections for shifters. This makes it possible to use it with the Moza R3 Racing Set.

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.