Things I’m learning about ebike racks. My car has a 1 7/8 tow ball. The E-Rack 2 I’m considering needs a 50mm ball. These sizes are different. The tongue on my hitch is rated for 60 Kg max. The rack itself weighs 21 Kg and supports 60 Kg. The two bikes weigh 45 Kg (23.5+21.5). 🚲

Tow hitch and tow ball.