Honestly, I'm not sure if it would be better or worse if he just let it go. Can't tell how much he directed its path.
2018 Ram 3500 DRW/crew cab/long bed/4x4/4.10 gears pulling a 2017 Spartan 1245 by Prime Time
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Wheel chocks? Also a reason why I don't like a wheel on the tongue jack. I have had a trailer shift with a wheel on the tongue jack even with chocked wheels. I learned quick and got a cradle chock for the tongue wheel.