I saw a comment on a special forum / submit (won't be able to remember in which) that had described a thing about the small wheels, but I did not see any even more discussion on it. I have paved garage and driveway, so can perform with it as is. https://smarterhome-bronco-lift64319.wikiinside.com/1538162/the_2_minute_rule_for_bronco_top_hoist