https://www.openlearning.com/u..../krygerbloom-smcppi/
Benefits of a Lightweight Self Propelled Wheelchair A self-propelled, lightweight wheelchair is a great choice for day to day mobility. They weigh less than standard chairs and provide more seating options and accessories. New ultra-lightweight rigid frames offer superior performance to folding wheelchairs over concrete and carpet. The aging process over time does not seem to have any effect on the performance of either frame type. Easy to transport A self-propelled,