I have to confess The 1st time I noticed the term 24”, I believed it had been the unicycle frame sizing. In my intellect, it couldn’t happen to be the size of the wheel, body, and seat all assembled. I had visions of the 24” unicycle (a 2 foot unicycle) https://mobility-scooters52627.wssblogs.com/36627267/details-fiction-and-used-cars-for-sale