Anti-tip wheels on mobility scooters reduce the risk of tipping on slopes or unequal edges

https://sergiokenm485.theburnward.com/the-biggest-problem-with-buying-a-mobility-scooter-and-how-you-can-fix-it

Anti-tip wheels on mobility scooters minimize the risk of tipping on slopes or unequal edges, including stability throughout doglegs and ramp access.