- 025
More free advice - and possibly worth what you're paying for it.
Tires: Consider running ST rated tires (Trailer Service). They are designed to run at 50 psi and will carry about 20% more load than the same size auto tire. I don't know what the cost premium is but they save a lot of tire changing agony.
Sooner or later you'll have to stop reading all this stuff and actually cut metal.
Bill Miskoe