This kit connects the installation with the OSW Motor Mount/Fanatec DD Mount. You can also choose the option of aluminium piece that fits to our chassis. In addition of mounting this to the chassis, this kit also allows the adjustability of the steering distance from the driver. You may also contact us to get a quotation if you want a custom length aluminium piece that fits your chassis. This can fit both 4080 and 40120 threaded aluminium profile.