Originally Posted by
clubman
In my motorcycle experience, 40 nm is very tight so I would cheat towards the SA spec. As long as you've got the safety strap attached of course.
Thanks @
clubman, I think I should start with the higher Thule recommended torque setting, absolutely I will use the safety strap as well, and see how it goes on a test ride with a 30lb weight in the trailer before towing anybody.