i also posted on your WH post.
DON'T use those jacks for leveling or raising the trailer!!!!
i bent our first popup's frame doing what you're doing before i realized i wasn't supposed to use them that way.
they are only for stabilizing.
get a BAL leveler for that. one of the best investments for a single axle trailer owner.
__________________
Dan-Retired California Firefighter/EMT
Shawn-Musician/Entrepreneur/Wine Expert
and Zoe the Wonder Dog(R.I.P.)
2016 PrimeTime TracerAIR 255, pushing a 2014 Ford F150 SCREW XTR 4x4 3.5 Ecoboost w/Max Tow Package
4pt Equal-i-zer WDH and 1828lbs of payload capacity