I'm using this one (weigh-safe), a great hitch and really like the scale to help ensure a balanced load.
https://www.weigh-safe.com/product/fixed-height-ball-mount/
Process is as described above, the only additional thing was/being limited to 500 miles from the date of the quote. So if you drive a lot, be very aware of how many additional miles you put on your car prior to trading it in.