Understanding Choices in Rigid Wheelchairs Rigid frame wheelchairs offer some choice in the type of frame – from open frame to closed frame and from fully welded to models with fold-down back canes. Some models of rigid wheelchairs provide adjustability in the rear axle while others are fully fixed. Rigid frame wheelchairs promote efficiency of propulsion due to their light-weight design and minimization of moving parts, which allows for more efficient propulsion. A thorough assessment is required in order to match the needs of clients with the products that are available on the market for optimal fit, function and performance. 2019-03-28 Keep Reading