Self Propelled All Terrain Wheelchairs Self-propelled all-terrain wheelchairs can be a great option to get out and explore the outdoors. They are light, fold easily, and come with large rear pneumatic bike-style tires that allow them to traverse rough terrains. The chairs can be difficult to use on smooth surfaces https://www.mymobilityscooters.uk/products/aluminium-self-propelled-wheelchair-lightweight-portable-120kg-capacity