How do you define a successful ultralightweight wheelchair? How do rolling resistance, rolling dynamics, center of mass, weight distribution, etc., impact that wheelchair’s efficiency and function? In this second podcast sponsored by RGK, Josh Anderson and Jim Black — both longtime ultralightweight wheelchair riders — and Sarah Leonard, PT, DPT, ATP, discuss the manufacturer’s made-to-measure custom-building process, why individualized configurations are crucial, and the many benefits of optimizing these “wheeled prosthetics.”