Glad you are joining the project! You can order the F104 keyboard or the Compact F104 keyboard. I recommend the Compact F104 keyboard because it is in stock.
https://www.modelfkeyboards.com/product/ultra-compact-f104-model-f-keyboard/
https://www.modelfkeyboards.com/product/classic-f104-model-f-keyboard/
You do not need to configure any options – just leave the default options and click add to cart.
Drivers are not needed.