All-terrain mobility scooters include knobby tires, robust motors, and improved ground clearance to tackle gravel courses

https://ableigz.gumroad.com/p/mobility-scooters-what-s-no-one-is-talking-about

All-terrain mobility scooters include knobby tires, robust motors, and enhanced ground clearance to tackle gravel courses, lawn, and moderate off-road surfaces.